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  1. ChatGLM-6b-int4(origin)/.gitattributes +0 -34
  2. ChatGLM-6b-int4(origin)/.idea/.gitignore +0 -8
  3. ChatGLM-6b-int4(origin)/.idea/ChatGLM-6b-int4(origin).iml +0 -12
  4. ChatGLM-6b-int4(origin)/.idea/inspectionProfiles/Project_Default.xml +0 -5
  5. ChatGLM-6b-int4(origin)/.idea/inspectionProfiles/profiles_settings.xml +0 -6
  6. ChatGLM-6b-int4(origin)/.idea/misc.xml +0 -7
  7. ChatGLM-6b-int4(origin)/.idea/modules.xml +0 -8
  8. ChatGLM-6b-int4(origin)/.idea/vcs.xml +0 -6
  9. ChatGLM-6b-int4(origin)/LICENSE +0 -201
  10. ChatGLM-6b-int4(origin)/MODEL_LICENSE +0 -33
  11. ChatGLM-6b-int4(origin)/README.md +0 -111
  12. ChatGLM-6b-int4(origin)/config.json +0 -70
  13. ChatGLM-6b-int4(origin)/configuration_chatglm.py +0 -105
  14. ChatGLM-6b-int4(origin)/demo_api.py +0 -16
  15. ChatGLM-6b-int4(origin)/demo_call_api.py +0 -15
  16. ChatGLM-6b-int4(origin)/demo_update_config.py +0 -13
  17. ChatGLM-6b-int4(origin)/ice_text.model +0 -3
  18. ChatGLM-6b-int4(origin)/modeling_chatglm.py +0 -1471
  19. ChatGLM-6b-int4(origin)/pytorch_model.bin +0 -3
  20. ChatGLM-6b-int4(origin)/quantization.py +0 -528
  21. ChatGLM-6b-int4(origin)/quantization_kernels.c +0 -34
  22. ChatGLM-6b-int4(origin)/quantization_kernels_parallel.c +0 -47
  23. ChatGLM-6b-int4(origin)/tokenization_chatglm.py +0 -430
  24. ChatGLM-6b-int4(origin)/tokenizer_config.json +0 -20
  25. demo/.gitattributes +0 -10
  26. demo/README.md +0 -145
  27. demo/config.json +0 -24
  28. demo/flax_model.msgpack +0 -3
  29. demo/merges.txt +0 -0
  30. demo/model.safetensors +0 -3
  31. demo/pytorch_model.bin +0 -3
  32. demo/rust_model.ot +0 -3
  33. demo/special_tokens_map.json +0 -1
  34. demo/tf_model.h5 +0 -3
  35. demo/tokenizer_config.json +0 -2
  36. demo/vocab.json +0 -0
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ChatGLM-6b-int4(origin)/MODEL_LICENSE DELETED
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- 1. Definitions
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- ---
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-
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- license: openrail
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- datasets:
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- - humarin/chatgpt-paraphrases
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- language:
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- - en
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- library_name: transformers
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- inference:
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- parameters:
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- num_beams: 5
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- num_beam_groups: 5
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- num_return_sequences: 5
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- repetition_penalty: 10.01
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- diversity_penalty: 3.01
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- no_repeat_ngram_size: 2
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- temperature: 0.7
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- max_length: 128
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- widget:
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- - text: What are the best places to see in New York?
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- example_title: New York tourist attractions
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- - text: When should I go to the doctor?
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- example_title: Doctor's time
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- - text: >-
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- Rammstein's album Mutter was recorded in the south of France in May and June
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- 2000, and mixed in Stockholm in October of that year.
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- example_title: Rammstein's album Mutter
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- pipeline_tag: text2text-generation
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-
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- tags:
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- - conversational
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-
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- ---
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-
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-
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-
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-
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-
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- # ChatGLM-6B-INT4
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-
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- <p align="center">
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- 👋 Join our <a href="https://join.slack.com/t/chatglm/shared_invite/zt-1th2q5u69-7tURzFuOPanmuHy9hsZnKA" target="_blank">Slack</a> and <a href="https://github.com/THUDM/ChatGLM-6B/blob/main/resources/WECHAT.md" target="_blank">WeChat</a>
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- </p>
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-
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- ## 介绍
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- ChatGLM-6B 是一个开源的、支持中英双语问答的对话语言模型,基于 [General Language Model (GLM)](https://github.com/THUDM/GLM) 架构,具有 62 亿参数。结合模型量化技术,用户可以在消费级的显卡上进行本地部署(INT4 量化级别下最低只需 6GB 显存)。ChatGLM-6B 使用了和 [ChatGLM](https://chatglm.cn) 相同的技术,针对中文问答和对话进行了优化。经过约 1T 标识符的中英双语训练,辅以监督微调、反馈自助、人类反馈强化学习等技术的加持,62 亿参数的 ChatGLM-6B 已经能生成相当符合人类偏好的回答。
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-
48
- ChatGLM-6B-INT4 是 ChatGLM-6B 量化后的模型权重。具体的,ChatGLM-6B-INT4 对 ChatGLM-6B 中的 28 个 GLM Block 进行了 INT4 量化,没有对 Embedding 和 LM Head 进行量化。量化后的模型理论上 6G 显存(使用 CPU 即内存)即可推理,具有在嵌入式设备(如树莓派)上运行的可能。
49
-
50
- 在 CPU 上运行时,会根据硬件自动编译 CPU Kernel ,请确保已安装 GCC 和 OpenMP (Linux一般已安装,对于Windows则需手动安装),以获得最佳并行计算能力。
51
-
52
- ## 软件依赖
53
-
54
- ```shell
55
- pip install protobuf transformers==4.27.1 cpm_kernels
56
- ```
57
-
58
- ## 代码调用
59
-
60
- 可以通过如下代码调用 ChatGLM-6B 模型来生成对话:
61
-
62
- ```ipython
63
- >>> from transformers import AutoTokenizer, AutoModel
64
- >>> tokenizer = AutoTokenizer.from_pretrained("THUDM/chatglm-6b-int4", trust_remote_code=True)
65
- >>> model = AutoModel.from_pretrained("THUDM/chatglm-6b-int4", trust_remote_code=True).half().cuda()
66
- >>> response, history = model.chat(tokenizer, "你好", history=[])
67
- >>> print(response)
68
- 你好👋!我是人工智能助手 ChatGLM-6B,很高兴见到你,欢迎问我任何问题。
69
- >>> response, history = model.chat(tokenizer, "晚上睡不着应该怎么办", history=history)
70
- >>> print(response)
71
- 晚上睡不着可能会让你感到焦虑或不舒服,但以下是一些可以帮助你入睡的方法:
72
-
73
- 1. 制定规律的睡眠时间表:保持规律的睡眠时间表可以帮助你建立健康的睡眠习惯,使你更容易入睡。尽量在每天的相同时间上床,并在同一时间起床。
74
- 2. 创造一个舒适的睡眠环境:确保睡眠环境舒适,安静,黑暗且温度适宜。可以使用舒适的床上用品,并保持房间通风。
75
- 3. 放松身心:在睡前做些放松的活动,例如泡个热水澡,听些轻柔的音乐,阅读一些有趣的书籍等,有助于缓解紧张和焦虑,使你更容易入睡。
76
- 4. 避免饮用含有咖啡因的饮料:咖啡因是一种刺激性物质,会影响你的睡眠质量。尽量避免在睡前饮用含有咖啡因的饮料,例如咖啡,茶和可乐。
77
- 5. 避免在床上做与睡眠无关的事情:在床上做些与睡眠无关的事情,例如看电影,玩游戏或工作等,可能会干扰你的睡眠。
78
- 6. 尝试呼吸技巧:深呼吸是一种放松技巧,可以帮助你缓解紧张和焦虑,使你更容易入睡。试着慢慢吸气,保持几秒钟,然后缓慢呼气。
79
-
80
- 如果这些方法无法帮助你入睡,你可以考虑咨询医生或睡眠专家,寻求进一步的建议。
81
- ```
82
-
83
- 关于更多的使用说明,包括如何运行命令行和网页版本的 DEMO,以及使用模型量化以节省显存,请参考我们的 [Github Repo](https://github.com/THUDM/ChatGLM-6B)。
84
-
85
- ## 协议
86
-
87
- 本仓库的代码依照 [Apache-2.0](LICENSE) 协议开源,ChatGLM-6B 模型的权重的使用则需要遵循 [Model License](MODEL_LICENSE)。
88
-
89
- ## 引用
90
-
91
- 如果你觉得我们的工作有帮助的话,请考虑引用下列论文:
92
-
93
- ```
94
- @inproceedings{
95
- zeng2023glm-130b,
96
- title={{GLM}-130B: An Open Bilingual Pre-trained Model},
97
- author={Aohan Zeng and Xiao Liu and Zhengxiao Du and Zihan Wang and Hanyu Lai and Ming Ding and Zhuoyi Yang and Yifan Xu and Wendi Zheng and Xiao Xia and Weng Lam Tam and Zixuan Ma and Yufei Xue and Jidong Zhai and Wenguang Chen and Zhiyuan Liu and Peng Zhang and Yuxiao Dong and Jie Tang},
98
- booktitle={The Eleventh International Conference on Learning Representations (ICLR)},
99
- year={2023},
100
- url={https://openreview.net/forum?id=-Aw0rrrPUF}
101
- }
102
- ```
103
- ```
104
- @inproceedings{du2022glm,
105
- title={GLM: General Language Model Pretraining with Autoregressive Blank Infilling},
106
- author={Du, Zhengxiao and Qian, Yujie and Liu, Xiao and Ding, Ming and Qiu, Jiezhong and Yang, Zhilin and Tang, Jie},
107
- booktitle={Proceedings of the 60th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers)},
108
- pages={320--335},
109
- year={2022}
110
- }
111
- ```
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
ChatGLM-6b-int4(origin)/config.json DELETED
@@ -1,70 +0,0 @@
1
- {
2
-
3
- "_name_or_path": "NewBreaker/chatglm-6b-int4",
4
- "architectures": [
5
- "NewBreaker/chatglm-6b-int4"
6
- ],
7
- "auto_map": {
8
- "AutoConfig": "configuration_chatglm.ChatGLMConfig",
9
- "AutoModel": "modeling_chatglm.ChatGLMForConditionalGeneration",
10
- "AutoModelForSeq2SeqLM": "modeling_chatglm.ChatGLMForConditionalGeneration"
11
- },
12
-
13
- "bos_token_id": 130004,
14
- "eos_token_id": 130005,
15
- "gmask_token_id": 130001,
16
- "hidden_size": 4096,
17
- "inner_hidden_size": 16384,
18
- "layernorm_epsilon": 1e-05,
19
- "mask_token_id": 130000,
20
- "max_sequence_length": 2048,
21
- "model_type": "chatglm",
22
- "num_attention_heads": 36,
23
- "num_layers": 28,
24
- "pad_token_id": 3,
25
- "position_encoding_2d": true,
26
- "pre_seq_len": null,
27
- "prefix_projection": false,
28
- "quantization_bit": 4,
29
- "quantization_embeddings": false,
30
- "torch_dtype": "float16",
31
- "transformers_version": "4.28.1",
32
- "use_cache": true,
33
- "task_specific_params": {
34
- "summarization": {
35
- "early_stopping": true,
36
- "length_penalty": 2.0,
37
- "max_length": 200,
38
- "min_length": 30,
39
- "no_repeat_ngram_size": 3,
40
- "num_beams": 4,
41
- "prefix": "summarize: "
42
- },
43
- "translation_en_to_de": {
44
- "early_stopping": true,
45
- "max_length": 300,
46
- "num_beams": 4,
47
- "prefix": "translate English to German: "
48
- },
49
- "translation_en_to_fr": {
50
- "early_stopping": true,
51
- "max_length": 300,
52
- "num_beams": 4,
53
- "prefix": "translate English to French: "
54
- },
55
- "translation_en_to_ro": {
56
- "early_stopping": true,
57
- "max_length": 300,
58
- "num_beams": 4,
59
- "prefix": "translate English to Romanian: "
60
- },
61
- "paraphrase": {
62
- "early_stopping": true,
63
- "max_length": 128,
64
- "num_beams": 5,
65
- "prefix": "paraphrase: "
66
- }
67
- },
68
-
69
- "vocab_size": 130528
70
- }
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
ChatGLM-6b-int4(origin)/configuration_chatglm.py DELETED
@@ -1,105 +0,0 @@
1
- """ ChatGLM model configuration """
2
-
3
- from transformers.configuration_utils import PretrainedConfig
4
- from transformers.utils import logging
5
-
6
- logger = logging.get_logger(__name__)
7
-
8
-
9
- class ChatGLMConfig(PretrainedConfig):
10
- r"""
11
- This is the configuration class to store the configuration of a [`~ChatGLMModel`].
12
- It is used to instantiate an ChatGLM model according to the specified arguments, defining the model
13
- architecture. Instantiating a configuration with the defaults will yield a similar configuration to that of
14
- the ChatGLM-6B [THUDM/ChatGLM-6B](https://huggingface.co/THUDM/chatglm-6b) architecture.
15
-
16
- Configuration objects inherit from [`PretrainedConfig`] and can be used
17
- to control the model outputs. Read the documentation from [`PretrainedConfig`]
18
- for more information.
19
-
20
-
21
- Args:
22
- vocab_size (`int`, *optional*, defaults to 150528):
23
- Vocabulary size of the ChatGLM-6B model. Defines the number of different tokens that can be represented by the
24
- `inputs_ids` passed when calling [`~ChatGLMModel`] or
25
- [`~TFChatGLMModel`].
26
- hidden_size (`int`, *optional*, defaults to 4096):
27
- Dimension of the encoder layers and the pooler layer.
28
- num_hidden_layers (`int`, *optional*, defaults to 28):
29
- Number of hidden layers in the Transformer encoder.
30
- num_attention_heads (`int`, *optional*, defaults to 32):
31
- Number of attention heads for each attention layer in the Transformer encoder.
32
- inner_hidden_size (`int`, *optional*, defaults to 16384):
33
- Dimension of the "intermediate" (i.e., feed-forward) layer in the Transformer encoder.
34
- max_sequence_length (`int`, *optional*, defaults to 512):
35
- The maximum sequence length that this model might ever be used with.
36
- Typically set this to something large just in case (e.g., 512 or 1024 or 2048).
37
- layernorm_epsilon (`float`, *optional*, defaults to 1e-5):
38
- The epsilon used by the layer normalization layers.
39
- use_cache (`bool`, *optional*, defaults to `True`):
40
- Whether the model should return the last key/values attentions (not used by all models).
41
- Example:
42
-
43
- ```python
44
- >>> from configuration_chatglm import ChatGLMConfig
45
- >>> from modeling_chatglm import ChatGLMModel
46
-
47
- >>> # Initializing a ChatGLM-6B THUDM/ChatGLM-6B style configuration
48
- >>> configuration = ChatGLMConfig()
49
-
50
- >>> # Initializing a model from the THUDM/ChatGLM-6B style configuration
51
- >>> model = ChatGLMModel(configuration)
52
-
53
- >>> # Accessing the model configuration
54
- >>> configuration = model.config
55
- ```
56
- """
57
- model_type = "chatglm"
58
-
59
- def __init__(
60
- self,
61
- vocab_size=150528,
62
- hidden_size=4096,
63
- num_layers=28,
64
- num_attention_heads=32,
65
- layernorm_epsilon=1e-5,
66
- use_cache=False,
67
- bos_token_id=150004,
68
- eos_token_id=150005,
69
- mask_token_id=150000,
70
- gmask_token_id=150001,
71
- pad_token_id=0,
72
- max_sequence_length=2048,
73
- inner_hidden_size=16384,
74
- position_encoding_2d=True,
75
- quantization_bit=0,
76
- quantization_embeddings=False,
77
- pre_seq_len=None,
78
- prefix_projection=False,
79
- **kwargs
80
- ):
81
- self.num_layers = num_layers
82
- self.vocab_size = vocab_size
83
- self.hidden_size = hidden_size
84
- self.num_attention_heads = num_attention_heads
85
- self.max_sequence_length = max_sequence_length
86
- self.layernorm_epsilon = layernorm_epsilon
87
- self.inner_hidden_size = inner_hidden_size
88
- self.use_cache = use_cache
89
- self.bos_token_id = bos_token_id
90
- self.eos_token_id = eos_token_id
91
- self.pad_token_id = pad_token_id
92
- self.mask_token_id = mask_token_id
93
- self.gmask_token_id = gmask_token_id
94
- self.position_encoding_2d = position_encoding_2d
95
- self.quantization_bit = quantization_bit
96
- self.quantization_embeddings = quantization_embeddings
97
- self.pre_seq_len = pre_seq_len
98
- self.prefix_projection = prefix_projection
99
-
100
- super().__init__(
101
- pad_token_id=pad_token_id,
102
- bos_token_id=bos_token_id,
103
- eos_token_id=eos_token_id,
104
- **kwargs
105
- )
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
ChatGLM-6b-int4(origin)/demo_api.py DELETED
@@ -1,16 +0,0 @@
1
- # from transformers import AutoModel,AutoTokenizer
2
- # tokenizer = AutoTokenizer.from_pretrained('NewBreaker/chatglm-6b-int4',trust_remote_code=True)
3
- # model = AutoModel.from_pretrained('NewBreaker/chatglm-6b-int4',trust_remote_code=True)
4
-
5
-
6
-
7
- from transformers import AutoModelForQuestionAnswering
8
-
9
- model = AutoModelForQuestionAnswering.from_pretrained("NewBreaker/chatglm-6b-int4")
10
-
11
-
12
- # import requests
13
- # api_url = "https://api-inference.huggingface.co/usage/pinned_models"
14
- # headers = {"Authorization": f"Bearer {API_TOKEN}"}
15
- # response = requests.get(api_url, headers=headers)
16
- # # {"pinned_models": [...], "allowed_pinned_models": 5}
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
ChatGLM-6b-int4(origin)/demo_call_api.py DELETED
@@ -1,15 +0,0 @@
1
- # from transformers import AutoModel,AutoTokenizer
2
- #
3
- # model = AutoModel.from_pretrained("NewBreaker/chatglm-6b-int4",trust_remote_code=True)
4
- # tokenizer = AutoTokenizer.from_pretrained("NewBreaker/chatglm-6b-int4", trust_remote_code=True)
5
-
6
- from transformers import AutoConfig
7
-
8
- config = AutoConfig.from_pretrained("silver/chatglm-6b-int4-qe-slim",trust_remote_code=True)
9
-
10
-
11
- # # Push the config to your namespace with the name "my-finetuned-bert".
12
- config.push_to_hub("silver/chatglm-6b-int4-qe-slim")
13
- #
14
- # # Push the config to an organization with the name "my-finetuned-bert".
15
- # config.push_to_hub("huggingface/my-finetuned-bert")
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
ChatGLM-6b-int4(origin)/demo_update_config.py DELETED
@@ -1,13 +0,0 @@
1
-
2
- from transformers import AutoConfig
3
-
4
- config = AutoConfig.from_pretrained(".\\",trust_remote_code=True)
5
- print("config:", config)
6
-
7
- # 将配置推送到名为“my-finetuned-bert”的命名空间。
8
- config.push_to_hub( "NewBreaker/chatglm-6b-int4" )
9
-
10
- config = AutoConfig.from_pretrained("NewBreaker/chatglm-6b-int4",trust_remote_code=True)
11
- print("config:", config)
12
-
13
-
 
 
 
 
 
 
 
 
 
 
 
 
 
 
ChatGLM-6b-int4(origin)/ice_text.model DELETED
@@ -1,3 +0,0 @@
1
- version https://git-lfs.github.com/spec/v1
2
- oid sha256:5e974d9a69c242ce014c88c2b26089270f6198f3c0b700a887666cd3e816f17e
3
- size 2706249
 
 
 
 
ChatGLM-6b-int4(origin)/modeling_chatglm.py DELETED
@@ -1,1471 +0,0 @@
1
- """ PyTorch ChatGLM model. """
2
-
3
- import math
4
- import copy
5
- import os
6
- import warnings
7
- import re
8
- import sys
9
-
10
- import torch
11
- import torch.utils.checkpoint
12
- import torch.nn.functional as F
13
- from torch import nn
14
- from torch.nn import CrossEntropyLoss, LayerNorm
15
- from torch.nn.utils import skip_init
16
- from typing import Optional, Tuple, Union, List, Callable, Dict, Any
17
-
18
- from transformers.utils import (
19
- add_code_sample_docstrings,
20
- add_start_docstrings,
21
- add_start_docstrings_to_model_forward,
22
- )
23
- from transformers.modeling_outputs import (
24
- BaseModelOutputWithPast,
25
- CausalLMOutputWithPast,
26
- BaseModelOutputWithPastAndCrossAttentions,
27
- )
28
- from transformers.modeling_utils import PreTrainedModel
29
- from transformers.utils import logging
30
- from transformers.generation.logits_process import LogitsProcessor
31
- from transformers.generation.utils import LogitsProcessorList, StoppingCriteriaList, GenerationConfig, ModelOutput
32
-
33
- from .configuration_chatglm import ChatGLMConfig
34
-
35
-
36
- # flags required to enable jit fusion kernels
37
-
38
- if sys.platform != 'darwin':
39
- torch._C._jit_set_profiling_mode(False)
40
- torch._C._jit_set_profiling_executor(False)
41
- torch._C._jit_override_can_fuse_on_cpu(True)
42
- torch._C._jit_override_can_fuse_on_gpu(True)
43
-
44
- logger = logging.get_logger(__name__)
45
-
46
- _CHECKPOINT_FOR_DOC = "THUDM/ChatGLM-6B"
47
- _CONFIG_FOR_DOC = "ChatGLM6BConfig"
48
-
49
- CHATGLM_6B_PRETRAINED_MODEL_ARCHIVE_LIST = [
50
- "THUDM/chatglm-6b",
51
- # See all ChatGLM-6B models at https://huggingface.co/models?filter=chatglm
52
- ]
53
-
54
-
55
- class InvalidScoreLogitsProcessor(LogitsProcessor):
56
- def __call__(self, input_ids: torch.LongTensor, scores: torch.FloatTensor) -> torch.FloatTensor:
57
- if torch.isnan(scores).any() or torch.isinf(scores).any():
58
- scores.zero_()
59
- scores[..., 5] = 5e4
60
- return scores
61
-
62
-
63
- def load_tf_weights_in_chatglm_6b(model, config, tf_checkpoint_path):
64
- """Load tf checkpoints in a pytorch model."""
65
- try:
66
- import re
67
-
68
- import numpy as np
69
- import tensorflow as tf
70
- except ImportError:
71
- logger.error(
72
- "Loading a TensorFlow model in PyTorch, requires TensorFlow to be installed. Please see "
73
- "https://www.tensorflow.org/install/ for installation instructions."
74
- )
75
- raise
76
- tf_path = os.path.abspath(tf_checkpoint_path)
77
- logger.info(f"Converting TensorFlow checkpoint from {tf_path}")
78
- # Load weights from TF model
79
- init_vars = tf.train.list_variables(tf_path)
80
- names = []
81
- arrays = []
82
- for name, shape in init_vars:
83
- logger.info(f"Loading TF weight {name} with shape {shape}")
84
- array = tf.train.load_variable(tf_path, name)
85
- names.append(name)
86
- arrays.append(array)
87
-
88
- for name, array in zip(names, arrays):
89
- name = name.split("/")
90
- # adam_v and adam_m are variables used in AdamWeightDecayOptimizer to calculated m and v
91
- # which are not required for using pretrained model
92
- if any(
93
- n in ["adam_v", "adam_m", "AdamWeightDecayOptimizer", "AdamWeightDecayOptimizer_1", "global_step"]
94
- for n in name
95
- ):
96
- logger.info(f"Skipping {'/'.join(name)}")
97
- continue
98
- pointer = model
99
- for m_name in name:
100
- if re.fullmatch(r"[A-Za-z]+_\d+", m_name):
101
- scope_names = re.split(r"_(\d+)", m_name)
102
- else:
103
- scope_names = [m_name]
104
- if scope_names[0] == "kernel" or scope_names[0] == "gamma":
105
- pointer = getattr(pointer, "weight")
106
- elif scope_names[0] == "output_bias" or scope_names[0] == "beta":
107
- pointer = getattr(pointer, "bias")
108
- elif scope_names[0] == "output_weights":
109
- pointer = getattr(pointer, "weight")
110
- elif scope_names[0] == "squad":
111
- pointer = getattr(pointer, "classifier")
112
- else:
113
- try:
114
- pointer = getattr(pointer, scope_names[0])
115
- except AttributeError:
116
- logger.info(f"Skipping {'/'.join(name)}")
117
- continue
118
- if len(scope_names) >= 2:
119
- num = int(scope_names[1])
120
- pointer = pointer[num]
121
- if m_name[-11:] == "_embeddings":
122
- pointer = getattr(pointer, "weight")
123
- elif m_name == "kernel":
124
- array = np.transpose(array)
125
- try:
126
- assert (
127
- pointer.shape == array.shape
128
- ), f"Pointer shape {pointer.shape} and array shape {array.shape} mismatched"
129
- except AssertionError as e:
130
- e.args += (pointer.shape, array.shape)
131
- raise
132
- logger.info(f"Initialize PyTorch weight {name}")
133
- pointer.data = torch.from_numpy(array)
134
- return model
135
-
136
-
137
- class PrefixEncoder(torch.nn.Module):
138
- """
139
- The torch.nn model to encode the prefix
140
- Input shape: (batch-size, prefix-length)
141
- Output shape: (batch-size, prefix-length, 2*layers*hidden)
142
- """
143
-
144
- def __init__(self, config):
145
- super().__init__()
146
- self.prefix_projection = config.prefix_projection
147
- if self.prefix_projection:
148
- # Use a two-layer MLP to encode the prefix
149
- self.embedding = torch.nn.Embedding(config.pre_seq_len, config.hidden_size)
150
- self.trans = torch.nn.Sequential(
151
- torch.nn.Linear(config.hidden_size, config.hidden_size),
152
- torch.nn.Tanh(),
153
- torch.nn.Linear(config.hidden_size, config.num_layers * config.hidden_size * 2)
154
- )
155
- else:
156
- self.embedding = torch.nn.Embedding(config.pre_seq_len, config.num_layers * config.hidden_size * 2)
157
-
158
- def forward(self, prefix: torch.Tensor):
159
- if self.prefix_projection:
160
- prefix_tokens = self.embedding(prefix)
161
- past_key_values = self.trans(prefix_tokens)
162
- else:
163
- past_key_values = self.embedding(prefix)
164
- return past_key_values
165
-
166
-
167
- @torch.jit.script
168
- def gelu_impl(x):
169
- """OpenAI's gelu implementation."""
170
- return 0.5 * x * (1.0 + torch.tanh(0.7978845608028654 * x *
171
- (1.0 + 0.044715 * x * x)))
172
-
173
-
174
- def gelu(x):
175
- return gelu_impl(x)
176
-
177
-
178
- class RotaryEmbedding(torch.nn.Module):
179
- def __init__(self, dim, base=10000, precision=torch.half, learnable=False):
180
- super().__init__()
181
- inv_freq = 1. / (base ** (torch.arange(0, dim, 2).float() / dim))
182
- inv_freq = inv_freq.half()
183
- self.learnable = learnable
184
- if learnable:
185
- self.inv_freq = torch.nn.Parameter(inv_freq)
186
- self.max_seq_len_cached = None
187
- else:
188
- self.register_buffer('inv_freq', inv_freq)
189
- self.max_seq_len_cached = None
190
- self.cos_cached = None
191
- self.sin_cached = None
192
- self.precision = precision
193
-
194
- def _load_from_state_dict(self, state_dict, prefix, local_metadata, strict, missing_keys, unexpected_keys,
195
- error_msgs):
196
- pass
197
-
198
- def forward(self, x, seq_dim=1, seq_len=None):
199
- if seq_len is None:
200
- seq_len = x.shape[seq_dim]
201
- if self.max_seq_len_cached is None or (seq_len > self.max_seq_len_cached):
202
- self.max_seq_len_cached = None if self.learnable else seq_len
203
- t = torch.arange(seq_len, device=x.device, dtype=self.inv_freq.dtype)
204
- freqs = torch.einsum('i,j->ij', t, self.inv_freq)
205
- # Different from paper, but it uses a different permutation in order to obtain the same calculation
206
- emb = torch.cat((freqs, freqs), dim=-1).to(x.device)
207
- if self.precision == torch.bfloat16:
208
- emb = emb.float()
209
-
210
- # [sx, 1 (b * np), hn]
211
- cos_cached = emb.cos()[:, None, :]
212
- sin_cached = emb.sin()[:, None, :]
213
- if self.precision == torch.bfloat16:
214
- cos_cached = cos_cached.bfloat16()
215
- sin_cached = sin_cached.bfloat16()
216
- if self.learnable:
217
- return cos_cached, sin_cached
218
- self.cos_cached, self.sin_cached = cos_cached, sin_cached
219
- return self.cos_cached[:seq_len, ...], self.sin_cached[:seq_len, ...]
220
-
221
- def _apply(self, fn):
222
- if self.cos_cached is not None:
223
- self.cos_cached = fn(self.cos_cached)
224
- if self.sin_cached is not None:
225
- self.sin_cached = fn(self.sin_cached)
226
- return super()._apply(fn)
227
-
228
- def rotate_half(x):
229
- x1, x2 = x[..., :x.shape[-1] // 2], x[..., x.shape[-1] // 2:]
230
- return torch.cat((-x2, x1), dim=x1.ndim - 1) # dim=-1 triggers a bug in earlier torch versions
231
-
232
-
233
- @torch.jit.script
234
- def apply_rotary_pos_emb_index(q, k, cos, sin, position_id):
235
- # position_id: [sq, b], q, k: [sq, b, np, hn], cos: [sq, 1, hn] -> [sq, b, 1, hn]
236
- cos, sin = F.embedding(position_id, cos.squeeze(1)).unsqueeze(2), \
237
- F.embedding(position_id, sin.squeeze(1)).unsqueeze(2)
238
- q, k = (q * cos) + (rotate_half(q) * sin), (k * cos) + (rotate_half(k) * sin)
239
- return q, k
240
-
241
-
242
- def attention_fn(
243
- self,
244
- query_layer,
245
- key_layer,
246
- value_layer,
247
- attention_mask,
248
- hidden_size_per_partition,
249
- layer_id,
250
- layer_past=None,
251
- scaling_attention_score=True,
252
- use_cache=False,
253
- ):
254
- if layer_past is not None:
255
- past_key, past_value = layer_past[0], layer_past[1]
256
- key_layer = torch.cat((past_key, key_layer), dim=0)
257
- value_layer = torch.cat((past_value, value_layer), dim=0)
258
-
259
- # seqlen, batch, num_attention_heads, hidden_size_per_attention_head
260
- seq_len, b, nh, hidden_size = key_layer.shape
261
-
262
- if use_cache:
263
- present = (key_layer, value_layer)
264
- else:
265
- present = None
266
-
267
- query_key_layer_scaling_coeff = float(layer_id + 1)
268
- if scaling_attention_score:
269
- query_layer = query_layer / (math.sqrt(hidden_size) * query_key_layer_scaling_coeff)
270
-
271
- # ===================================
272
- # Raw attention scores. [b, np, s, s]
273
- # ===================================
274
-
275
- # [b, np, sq, sk]
276
- output_size = (query_layer.size(1), query_layer.size(2), query_layer.size(0), key_layer.size(0))
277
-
278
- # [sq, b, np, hn] -> [sq, b * np, hn]
279
- query_layer = query_layer.view(output_size[2], output_size[0] * output_size[1], -1)
280
- # [sk, b, np, hn] -> [sk, b * np, hn]
281
- key_layer = key_layer.view(output_size[3], output_size[0] * output_size[1], -1)
282
-
283
- matmul_result = torch.zeros(
284
- 1, 1, 1,
285
- dtype=query_layer.dtype,
286
- device=query_layer.device,
287
- )
288
-
289
- matmul_result = torch.baddbmm(
290
- matmul_result,
291
- query_layer.transpose(0, 1), # [b * np, sq, hn]
292
- key_layer.transpose(0, 1).transpose(1, 2), # [b * np, hn, sk]
293
- beta=0.0,
294
- alpha=1.0,
295
- )
296
-
297
- # change view to [b, np, sq, sk]
298
- attention_scores = matmul_result.view(*output_size)
299
-
300
- if self.scale_mask_softmax:
301
- self.scale_mask_softmax.scale = query_key_layer_scaling_coeff
302
- attention_probs = self.scale_mask_softmax(attention_scores, attention_mask.contiguous())
303
- else:
304
- if not (attention_mask == 0).all():
305
- # if auto-regressive, skip
306
- attention_scores.masked_fill_(attention_mask, -10000.0)
307
- dtype = attention_scores.dtype
308
- attention_scores = attention_scores.float()
309
- attention_scores = attention_scores * query_key_layer_scaling_coeff
310
-
311
- attention_probs = F.softmax(attention_scores, dim=-1)
312
-
313
- attention_probs = attention_probs.type(dtype)
314
-
315
- # =========================
316
- # Context layer. [sq, b, hp]
317
- # =========================
318
-
319
- # value_layer -> context layer.
320
- # [sk, b, np, hn] --> [b, np, sq, hn]
321
-
322
- # context layer shape: [b, np, sq, hn]
323
- output_size = (value_layer.size(1), value_layer.size(2), query_layer.size(0), value_layer.size(3))
324
-
325
- # change view [sk, b * np, hn]
326
- value_layer = value_layer.view(value_layer.size(0), output_size[0] * output_size[1], -1)
327
-
328
- # change view [b * np, sq, sk]
329
- attention_probs = attention_probs.view(output_size[0] * output_size[1], output_size[2], -1)
330
-
331
- # matmul: [b * np, sq, hn]
332
- context_layer = torch.bmm(attention_probs, value_layer.transpose(0, 1))
333
-
334
- # change view [b, np, sq, hn]
335
- context_layer = context_layer.view(*output_size)
336
-
337
- # [b, np, sq, hn] --> [sq, b, np, hn]
338
- context_layer = context_layer.permute(2, 0, 1, 3).contiguous()
339
-
340
- # [sq, b, np, hn] --> [sq, b, hp]
341
- new_context_layer_shape = context_layer.size()[:-2] + (hidden_size_per_partition,)
342
- context_layer = context_layer.view(*new_context_layer_shape)
343
-
344
- outputs = (context_layer, present, attention_probs)
345
-
346
- return outputs
347
-
348
-
349
- def default_init(cls, *args, **kwargs):
350
- return cls(*args, **kwargs)
351
-
352
-
353
- class SelfAttention(torch.nn.Module):
354
- def __init__(self, hidden_size, num_attention_heads,
355
- layer_id, hidden_size_per_attention_head=None, bias=True,
356
- params_dtype=torch.float, position_encoding_2d=True, empty_init=True):
357
- if empty_init:
358
- init_method = skip_init
359
- else:
360
- init_method = default_init
361
- super(SelfAttention, self).__init__()
362
-
363
- self.layer_id = layer_id
364
- self.hidden_size = hidden_size
365
- self.hidden_size_per_partition = hidden_size
366
- self.num_attention_heads = num_attention_heads
367
- self.num_attention_heads_per_partition = num_attention_heads
368
- self.position_encoding_2d = position_encoding_2d
369
- self.rotary_emb = RotaryEmbedding(
370
- self.hidden_size // (self.num_attention_heads * 2)
371
- if position_encoding_2d
372
- else self.hidden_size // self.num_attention_heads,
373
- base=10000,
374
- precision=torch.half,
375
- learnable=False,
376
- )
377
-
378
- self.scale_mask_softmax = None
379
-
380
- if hidden_size_per_attention_head is None:
381
- self.hidden_size_per_attention_head = hidden_size // num_attention_heads
382
- else:
383
- self.hidden_size_per_attention_head = hidden_size_per_attention_head
384
-
385
- self.inner_hidden_size = num_attention_heads * self.hidden_size_per_attention_head
386
-
387
- # Strided linear layer.
388
- self.query_key_value = init_method(
389
- torch.nn.Linear,
390
- hidden_size,
391
- 3 * self.inner_hidden_size,
392
- bias=bias,
393
- dtype=params_dtype,
394
- )
395
-
396
- self.dense = init_method(
397
- torch.nn.Linear,
398
- self.inner_hidden_size,
399
- hidden_size,
400
- bias=bias,
401
- dtype=params_dtype,
402
- )
403
-
404
- @staticmethod
405
- def attention_mask_func(attention_scores, attention_mask):
406
- attention_scores.masked_fill_(attention_mask, -10000.0)
407
- return attention_scores
408
-
409
- def split_tensor_along_last_dim(self, tensor, num_partitions,
410
- contiguous_split_chunks=False):
411
- """Split a tensor along its last dimension.
412
- Arguments:
413
- tensor: input tensor.
414
- num_partitions: number of partitions to split the tensor
415
- contiguous_split_chunks: If True, make each chunk contiguous
416
- in memory.
417
- """
418
- # Get the size and dimension.
419
- last_dim = tensor.dim() - 1
420
- last_dim_size = tensor.size()[last_dim] // num_partitions
421
- # Split.
422
- tensor_list = torch.split(tensor, last_dim_size, dim=last_dim)
423
- # Note: torch.split does not create contiguous tensors by default.
424
- if contiguous_split_chunks:
425
- return tuple(chunk.contiguous() for chunk in tensor_list)
426
-
427
- return tensor_list
428
-
429
- def forward(
430
- self,
431
- hidden_states: torch.Tensor,
432
- position_ids,
433
- attention_mask: torch.Tensor,
434
- layer_id,
435
- layer_past: Optional[Tuple[torch.Tensor, torch.Tensor]] = None,
436
- use_cache: bool = False,
437
- output_attentions: bool = False,
438
- ):
439
- """
440
- hidden_states: [seq_len, batch, hidden_size]
441
- attention_mask: [(1, 1), seq_len, seq_len]
442
- """
443
-
444
- # [seq_len, batch, 3 * hidden_size]
445
- mixed_raw_layer = self.query_key_value(hidden_states)
446
-
447
- # [seq_len, batch, 3 * hidden_size] --> [seq_len, batch, num_attention_heads, 3 * hidden_size_per_attention_head]
448
- new_tensor_shape = mixed_raw_layer.size()[:-1] + (
449
- self.num_attention_heads_per_partition,
450
- 3 * self.hidden_size_per_attention_head,
451
- )
452
- mixed_raw_layer = mixed_raw_layer.view(*new_tensor_shape)
453
-
454
- # [seq_len, batch, num_attention_heads, hidden_size_per_attention_head]
455
- (query_layer, key_layer, value_layer) = self.split_tensor_along_last_dim(mixed_raw_layer, 3)
456
-
457
- if self.position_encoding_2d:
458
- q1, q2 = query_layer.chunk(2, dim=(query_layer.ndim - 1))
459
- k1, k2 = key_layer.chunk(2, dim=(key_layer.ndim - 1))
460
- cos, sin = self.rotary_emb(q1, seq_len=position_ids.max() + 1)
461
- position_ids, block_position_ids = position_ids[:, 0, :].transpose(0, 1).contiguous(), \
462
- position_ids[:, 1, :].transpose(0, 1).contiguous()
463
- q1, k1 = apply_rotary_pos_emb_index(q1, k1, cos, sin, position_ids)
464
- q2, k2 = apply_rotary_pos_emb_index(q2, k2, cos, sin, block_position_ids)
465
- query_layer = torch.concat([q1, q2], dim=(q1.ndim - 1))
466
- key_layer = torch.concat([k1, k2], dim=(k1.ndim - 1))
467
- else:
468
- position_ids = position_ids.transpose(0, 1)
469
- cos, sin = self.rotary_emb(value_layer, seq_len=position_ids.max() + 1)
470
- # [seq_len, batch, num_attention_heads, hidden_size_per_attention_head]
471
- query_layer, key_layer = apply_rotary_pos_emb_index(query_layer, key_layer, cos, sin, position_ids)
472
-
473
- # [seq_len, batch, hidden_size]
474
- context_layer, present, attention_probs = attention_fn(
475
- self=self,
476
- query_layer=query_layer,
477
- key_layer=key_layer,
478
- value_layer=value_layer,
479
- attention_mask=attention_mask,
480
- hidden_size_per_partition=self.hidden_size_per_partition,
481
- layer_id=layer_id,
482
- layer_past=layer_past,
483
- use_cache=use_cache
484
- )
485
-
486
- output = self.dense(context_layer)
487
-
488
- outputs = (output, present)
489
-
490
- if output_attentions:
491
- outputs += (attention_probs,)
492
-
493
- return outputs # output, present, attention_probs
494
-
495
-
496
- class GEGLU(torch.nn.Module):
497
- def __init__(self):
498
- super().__init__()
499
- self.activation_fn = F.gelu
500
-
501
- def forward(self, x):
502
- # dim=-1 breaks in jit for pt<1.10
503
- x1, x2 = x.chunk(2, dim=(x.ndim - 1))
504
- return x1 * self.activation_fn(x2)
505
-
506
-
507
- class GLU(torch.nn.Module):
508
- def __init__(self, hidden_size, inner_hidden_size=None,
509
- layer_id=None, bias=True, activation_func=gelu, params_dtype=torch.float, empty_init=True):
510
- super(GLU, self).__init__()
511
- if empty_init:
512
- init_method = skip_init
513
- else:
514
- init_method = default_init
515
- self.layer_id = layer_id
516
- self.activation_func = activation_func
517
-
518
- # Project to 4h.
519
- self.hidden_size = hidden_size
520
- if inner_hidden_size is None:
521
- inner_hidden_size = 4 * hidden_size
522
- self.inner_hidden_size = inner_hidden_size
523
- self.dense_h_to_4h = init_method(
524
- torch.nn.Linear,
525
- self.hidden_size,
526
- self.inner_hidden_size,
527
- bias=bias,
528
- dtype=params_dtype,
529
- )
530
- # Project back to h.
531
- self.dense_4h_to_h = init_method(
532
- torch.nn.Linear,
533
- self.inner_hidden_size,
534
- self.hidden_size,
535
- bias=bias,
536
- dtype=params_dtype,
537
- )
538
-
539
- def forward(self, hidden_states):
540
- """
541
- hidden_states: [seq_len, batch, hidden_size]
542
- """
543
-
544
- # [seq_len, batch, inner_hidden_size]
545
- intermediate_parallel = self.dense_h_to_4h(hidden_states)
546
-
547
- intermediate_parallel = self.activation_func(intermediate_parallel)
548
-
549
- output = self.dense_4h_to_h(intermediate_parallel)
550
-
551
- return output
552
-
553
-
554
- class GLMBlock(torch.nn.Module):
555
- def __init__(
556
- self,
557
- hidden_size,
558
- num_attention_heads,
559
- layernorm_epsilon,
560
- layer_id,
561
- inner_hidden_size=None,
562
- hidden_size_per_attention_head=None,
563
- layernorm=LayerNorm,
564
- use_bias=True,
565
- params_dtype=torch.float,
566
- num_layers=28,
567
- position_encoding_2d=True,
568
- empty_init=True
569
- ):
570
- super(GLMBlock, self).__init__()
571
- # Set output layer initialization if not provided.
572
-
573
- self.layer_id = layer_id
574
-
575
- # Layernorm on the input data.
576
- self.input_layernorm = layernorm(hidden_size, eps=layernorm_epsilon)
577
-
578
- self.position_encoding_2d = position_encoding_2d
579
-
580
- # Self attention.
581
- self.attention = SelfAttention(
582
- hidden_size,
583
- num_attention_heads,
584
- layer_id,
585
- hidden_size_per_attention_head=hidden_size_per_attention_head,
586
- bias=use_bias,
587
- params_dtype=params_dtype,
588
- position_encoding_2d=self.position_encoding_2d,
589
- empty_init=empty_init
590
- )
591
-
592
- # Layernorm on the input data.
593
- self.post_attention_layernorm = layernorm(hidden_size, eps=layernorm_epsilon)
594
-
595
- self.num_layers = num_layers
596
-
597
- # GLU
598
- self.mlp = GLU(
599
- hidden_size,
600
- inner_hidden_size=inner_hidden_size,
601
- bias=use_bias,
602
- layer_id=layer_id,
603
- params_dtype=params_dtype,
604
- empty_init=empty_init
605
- )
606
-
607
- def forward(
608
- self,
609
- hidden_states: torch.Tensor,
610
- position_ids,
611
- attention_mask: torch.Tensor,
612
- layer_id,
613
- layer_past: Optional[Tuple[torch.Tensor, torch.Tensor]] = None,
614
- use_cache: bool = False,
615
- output_attentions: bool = False,
616
- ):
617
- """
618
- hidden_states: [seq_len, batch, hidden_size]
619
- attention_mask: [(1, 1), seq_len, seq_len]
620
- """
621
-
622
- # Layer norm at the begining of the transformer layer.
623
- # [seq_len, batch, hidden_size]
624
- attention_input = self.input_layernorm(hidden_states)
625
-
626
- # Self attention.
627
- attention_outputs = self.attention(
628
- attention_input,
629
- position_ids,
630
- attention_mask=attention_mask,
631
- layer_id=layer_id,
632
- layer_past=layer_past,
633
- use_cache=use_cache,
634
- output_attentions=output_attentions
635
- )
636
-
637
- attention_output = attention_outputs[0]
638
-
639
- outputs = attention_outputs[1:]
640
-
641
- # Residual connection.
642
- alpha = (2 * self.num_layers) ** 0.5
643
- hidden_states = attention_input * alpha + attention_output
644
-
645
- mlp_input = self.post_attention_layernorm(hidden_states)
646
-
647
- # MLP.
648
- mlp_output = self.mlp(mlp_input)
649
-
650
- # Second residual connection.
651
- output = mlp_input * alpha + mlp_output
652
-
653
- if use_cache:
654
- outputs = (output,) + outputs
655
- else:
656
- outputs = (output,) + outputs[1:]
657
-
658
- return outputs # hidden_states, present, attentions
659
-
660
-
661
- class ChatGLMPreTrainedModel(PreTrainedModel):
662
- """
663
- An abstract class to handle weights initialization and
664
- a simple interface for downloading and loading pretrained models.
665
- """
666
-
667
- is_parallelizable = False
668
- supports_gradient_checkpointing = True
669
- config_class = ChatGLMConfig
670
- base_model_prefix = "transformer"
671
- _no_split_modules = ["GLMBlock"]
672
-
673
- def __init__(self, *inputs, **kwargs):
674
- super().__init__(*inputs, **kwargs)
675
-
676
- def _init_weights(self, module: nn.Module):
677
- """Initialize the weights."""
678
- return
679
-
680
- def get_masks(self, input_ids, device):
681
- batch_size, seq_length = input_ids.shape
682
- context_lengths = [seq.tolist().index(self.config.bos_token_id) for seq in input_ids]
683
- attention_mask = torch.ones((batch_size, seq_length, seq_length), device=device)
684
- attention_mask.tril_()
685
- for i, context_length in enumerate(context_lengths):
686
- attention_mask[i, :, :context_length] = 1
687
- attention_mask.unsqueeze_(1)
688
- attention_mask = (attention_mask < 0.5).bool()
689
-
690
- return attention_mask
691
-
692
- def get_position_ids(self, input_ids, mask_positions, device, use_gmasks=None):
693
- batch_size, seq_length = input_ids.shape
694
- if use_gmasks is None:
695
- use_gmasks = [False] * batch_size
696
- context_lengths = [seq.tolist().index(self.config.bos_token_id) for seq in input_ids]
697
- if self.position_encoding_2d:
698
- position_ids = torch.arange(seq_length, dtype=torch.long, device=device).unsqueeze(0).repeat(batch_size, 1)
699
- for i, context_length in enumerate(context_lengths):
700
- position_ids[i, context_length:] = mask_positions[i]
701
- block_position_ids = [torch.cat((
702
- torch.zeros(context_length, dtype=torch.long, device=device),
703
- torch.arange(seq_length - context_length, dtype=torch.long, device=device) + 1
704
- )) for context_length in context_lengths]
705
- block_position_ids = torch.stack(block_position_ids, dim=0)
706
- position_ids = torch.stack((position_ids, block_position_ids), dim=1)
707
- else:
708
- position_ids = torch.arange(seq_length, dtype=torch.long, device=device).unsqueeze(0).repeat(batch_size, 1)
709
- for i, context_length in enumerate(context_lengths):
710
- if not use_gmasks[i]:
711
- position_ids[context_length:] = mask_positions[i]
712
-
713
- return position_ids
714
-
715
- def _set_gradient_checkpointing(self, module, value=False):
716
- if isinstance(module, ChatGLMModel):
717
- module.gradient_checkpointing = value
718
-
719
-
720
- CHATGLM_6B_START_DOCSTRING = r"""
721
- This model is a PyTorch [torch.nn.Module](https://pytorch.org/docs/stable/nn.html#torch.nn.Module) sub-class.
722
- Use it as a regular PyTorch Module and refer to the PyTorch documentation for all matter related to general
723
- usage and behavior.
724
-
725
- Parameters:
726
- config ([`~ChatGLM6BConfig`]): Model configuration class with all the parameters of the model.
727
- Initializing with a config file does not load the weights associated with the model, only the configuration.
728
- Check out the [`~PreTrainedModel.from_pretrained`] method to load the model weights.
729
- """
730
-
731
- CHATGLM_6B_INPUTS_DOCSTRING = r"""
732
- Args:
733
- input_ids (`torch.LongTensor` of shape `({0})`):
734
- Indices of input sequence tokens in the vocabulary.
735
-
736
- Indices can be obtained using [`ChatGLM6BTokenizer`].
737
- See [`PreTrainedTokenizer.encode`] and
738
- [`PreTrainedTokenizer.__call__`] for details.
739
-
740
- [What are input IDs?](../glossary#input-ids)
741
- attention_mask (`torch.FloatTensor` of shape `({0})`, *optional*):
742
- Mask to avoid performing attention on padding token indices. Mask values selected in `[0, 1]`:
743
-
744
- - 1 for tokens that are **not masked**,
745
- - 0 for tokens that are **masked**.
746
-
747
- [What are attention masks?](../glossary#attention-mask)
748
- token_type_ids (`torch.LongTensor` of shape `({0})`, *optional*):
749
- Segment token indices to indicate first and second portions of the inputs. Indices are selected in `[0, 1]`:
750
-
751
- - 0 corresponds to a *sentence A* token,
752
- - 1 corresponds to a *sentence B* token.
753
-
754
- [What are token type IDs?](../glossary#token-type-ids)
755
- position_ids (`torch.LongTensor` of shape `({0})`, *optional*):
756
- Indices of positions of each input sequence tokens in the position embeddings.
757
- Selected in the range `[0, config.max_position_embeddings - 1]`.
758
-
759
- [What are position IDs?](../glossary#position-ids)
760
- head_mask (`torch.FloatTensor` of shape `(num_heads,)` or `(num_layers, num_heads)`, *optional*):
761
- Mask to nullify selected heads of the self-attention modules. Mask values selected in `[0, 1]`:
762
-
763
- - 1 indicates the head is **not masked**,
764
- - 0 indicates the head is **masked**.
765
-
766
- inputs_embeds (`torch.FloatTensor` of shape `({0}, hidden_size)`, *optional*):
767
- Optionally, instead of passing `input_ids` you can choose to directly pass an embedded representation.
768
- This is useful if you want more control over how to convert *input_ids* indices into associated vectors
769
- than the model's internal embedding lookup matrix.
770
- output_attentions (`bool`, *optional*):
771
- Whether or not to return the attentions tensors of all attention layers. See `attentions` under returned
772
- tensors for more detail.
773
- output_hidden_states (`bool`, *optional*):
774
- Whether or not to return the hidden states of all layers. See `hidden_states` under returned tensors for
775
- more detail.
776
- return_dict (`bool`, *optional*):
777
- Whether or not to return a [`~utils.ModelOutput`] instead of a plain tuple.
778
- """
779
-
780
-
781
- @add_start_docstrings(
782
- "The bare ChatGLM-6B Model transformer outputting raw hidden-states without any specific head on top.",
783
- CHATGLM_6B_START_DOCSTRING,
784
- )
785
- class ChatGLMModel(ChatGLMPreTrainedModel):
786
- """
787
-
788
- The model can behave as an encoder (with only self-attention) as well
789
- as a decoder, in which case a layer of cross-attention is added between
790
- the self-attention layers, following the architecture described in [Attention is
791
- all you need](https://arxiv.org/abs/1706.03762) by Ashish Vaswani,
792
- Noam Shazeer, Niki Parmar, Jakob Uszkoreit, Llion Jones, Aidan N. Gomez, Lukasz Kaiser and Illia Polosukhin.
793
-
794
- To behave as an decoder the model needs to be initialized with the
795
- `is_decoder` argument of the configuration set to `True`.
796
- To be used in a Seq2Seq model, the model needs to initialized with both `is_decoder`
797
- argument and `add_cross_attention` set to `True`; an
798
- `encoder_hidden_states` is then expected as an input to the forward pass.
799
- """
800
-
801
- def __init__(self, config: ChatGLMConfig, empty_init=True):
802
- super().__init__(config)
803
- if empty_init:
804
- init_method = skip_init
805
- else:
806
- init_method = default_init
807
- # recording parameters
808
- self.max_sequence_length = config.max_sequence_length
809
- self.hidden_size = config.hidden_size
810
- self.params_dtype = torch.half
811
- self.num_attention_heads = config.num_attention_heads
812
- self.vocab_size = config.vocab_size
813
- self.num_layers = config.num_layers
814
- self.layernorm_epsilon = config.layernorm_epsilon
815
- self.inner_hidden_size = config.inner_hidden_size
816
- self.hidden_size_per_attention_head = self.hidden_size // self.num_attention_heads
817
- self.position_encoding_2d = config.position_encoding_2d
818
- self.pre_seq_len = config.pre_seq_len
819
- self.prefix_projection = config.prefix_projection
820
-
821
- self.word_embeddings = init_method(
822
- torch.nn.Embedding,
823
- num_embeddings=self.vocab_size, embedding_dim=self.hidden_size,
824
- dtype=self.params_dtype
825
- )
826
- self.gradient_checkpointing = False
827
-
828
- def get_layer(layer_id):
829
- return GLMBlock(
830
- self.hidden_size,
831
- self.num_attention_heads,
832
- self.layernorm_epsilon,
833
- layer_id,
834
- inner_hidden_size=self.inner_hidden_size,
835
- hidden_size_per_attention_head=self.hidden_size_per_attention_head,
836
- layernorm=LayerNorm,
837
- use_bias=True,
838
- params_dtype=self.params_dtype,
839
- position_encoding_2d=self.position_encoding_2d,
840
- empty_init=empty_init
841
- )
842
-
843
- self.layers = torch.nn.ModuleList(
844
- [get_layer(layer_id) for layer_id in range(self.num_layers)]
845
- )
846
-
847
- # Final layer norm before output.
848
- self.final_layernorm = LayerNorm(self.hidden_size, eps=self.layernorm_epsilon)
849
-
850
- if self.pre_seq_len is not None:
851
- for param in self.parameters():
852
- param.requires_grad = False
853
- self.prefix_tokens = torch.arange(self.pre_seq_len).long()
854
- self.prefix_encoder = PrefixEncoder(config)
855
- self.dropout = torch.nn.Dropout(0.1)
856
-
857
- # total_params = sum(p.numel() for p in self.parameters())
858
- # trainable_params = sum(p.numel() for p in self.parameters() if p.requires_grad)
859
- # print("Using p-tuning v2: # trainable_params = {} / {}".format(trainable_params, total_params))
860
-
861
- def get_input_embeddings(self):
862
- return self.word_embeddings
863
-
864
- def set_input_embeddings(self, new_embeddings: torch.Tensor):
865
- self.word_embeddings = new_embeddings
866
-
867
- def get_prompt(self, batch_size, device, dtype=torch.half):
868
- prefix_tokens = self.prefix_tokens.unsqueeze(0).expand(batch_size, -1).to(device)
869
- past_key_values = self.prefix_encoder(prefix_tokens).type(dtype)
870
- past_key_values = past_key_values.view(
871
- batch_size,
872
- self.pre_seq_len,
873
- self.num_layers * 2,
874
- self.num_attention_heads,
875
- self.hidden_size // self.num_attention_heads
876
- )
877
- # seq_len, b, nh, hidden_size
878
- past_key_values = self.dropout(past_key_values)
879
- past_key_values = past_key_values.permute([2, 1, 0, 3, 4]).split(2)
880
- # past_key_values = [(v[0], v[1]) for v in past_key_values]
881
- return past_key_values
882
-
883
- @add_start_docstrings_to_model_forward(CHATGLM_6B_INPUTS_DOCSTRING.format("batch_size, sequence_length"))
884
- @add_code_sample_docstrings(
885
- checkpoint=_CHECKPOINT_FOR_DOC,
886
- output_type=BaseModelOutputWithPastAndCrossAttentions,
887
- config_class=_CONFIG_FOR_DOC,
888
- )
889
- def forward(
890
- self,
891
- input_ids: Optional[torch.LongTensor] = None,
892
- position_ids: Optional[torch.LongTensor] = None,
893
- attention_mask: Optional[torch.Tensor] = None,
894
- past_key_values: Optional[Tuple[Tuple[torch.Tensor, torch.Tensor], ...]] = None,
895
- inputs_embeds: Optional[torch.LongTensor] = None,
896
- use_cache: Optional[bool] = None,
897
- output_attentions: Optional[bool] = None,
898
- output_hidden_states: Optional[bool] = None,
899
- return_dict: Optional[bool] = None,
900
- ) -> Union[Tuple[torch.Tensor, ...], BaseModelOutputWithPast]:
901
-
902
- output_attentions = output_attentions if output_attentions is not None else self.config.output_attentions
903
- output_hidden_states = (
904
- output_hidden_states if output_hidden_states is not None else self.config.output_hidden_states
905
- )
906
- use_cache = use_cache if use_cache is not None else self.config.use_cache
907
- return_dict = return_dict if return_dict is not None else self.config.use_return_dict
908
-
909
- if self.gradient_checkpointing and self.training:
910
- if use_cache:
911
- logger.warning_once(
912
- "`use_cache=True` is incompatible with gradient checkpointing. Setting `use_cache=False`..."
913
- )
914
- use_cache = False
915
-
916
- if input_ids is not None and inputs_embeds is not None:
917
- raise ValueError("You cannot specify both input_ids and inputs_embeds at the same time")
918
- elif input_ids is not None:
919
- batch_size, seq_length = input_ids.shape[:2]
920
- elif inputs_embeds is not None:
921
- batch_size, seq_length = inputs_embeds.shape[:2]
922
- else:
923
- raise ValueError("You have to specify either input_ids or inputs_embeds")
924
-
925
- if inputs_embeds is None:
926
- inputs_embeds = self.word_embeddings(input_ids)
927
-
928
- if past_key_values is None:
929
- if self.pre_seq_len is not None:
930
- past_key_values = self.get_prompt(batch_size=input_ids.shape[0], device=input_ids.device,
931
- dtype=inputs_embeds.dtype)
932
- else:
933
- past_key_values = tuple([None] * len(self.layers))
934
-
935
- if attention_mask is None:
936
- attention_mask = self.get_masks(
937
- input_ids,
938
- device=input_ids.device
939
- )
940
-
941
-
942
- if position_ids is None:
943
- MASK, gMASK = self.config.mask_token_id, self.config.gmask_token_id
944
- seqs = input_ids.tolist()
945
-
946
- mask_positions, use_gmasks = [], []
947
- for seq in seqs:
948
- mask_token = gMASK if gMASK in seq else MASK
949
- use_gmask = mask_token == gMASK
950
- mask_positions.append(seq.index(mask_token))
951
- use_gmasks.append(use_gmask)
952
-
953
- position_ids = self.get_position_ids(
954
- input_ids,
955
- mask_positions=mask_positions,
956
- device=input_ids.device,
957
- use_gmasks=use_gmasks
958
- )
959
-
960
- if self.pre_seq_len is not None and attention_mask is not None:
961
- prefix_attention_mask = torch.ones(batch_size, 1, input_ids.size(-1), self.pre_seq_len).to(
962
- attention_mask.device)
963
- prefix_attention_mask = (prefix_attention_mask < 0.5).bool()
964
- attention_mask = torch.cat((prefix_attention_mask, attention_mask), dim=3)
965
-
966
- # [seq_len, batch, hidden_size]
967
- hidden_states = inputs_embeds.transpose(0, 1)
968
-
969
- presents = () if use_cache else None
970
- all_self_attentions = () if output_attentions else None
971
- all_hidden_states = () if output_hidden_states else None
972
-
973
- if attention_mask is None:
974
- attention_mask = torch.zeros(1, 1, device=input_ids.device).bool()
975
- else:
976
- attention_mask = attention_mask.to(hidden_states.device)
977
-
978
- for i, layer in enumerate(self.layers):
979
-
980
- if output_hidden_states:
981
- all_hidden_states = all_hidden_states + (hidden_states,)
982
- layer_past = past_key_values[i]
983
-
984
- if self.gradient_checkpointing and self.training:
985
- layer_ret = torch.utils.checkpoint.checkpoint(
986
- layer,
987
- hidden_states,
988
- position_ids,
989
- attention_mask,
990
- torch.tensor(i),
991
- layer_past,
992
- use_cache,
993
- output_attentions
994
- )
995
- else:
996
- layer_ret = layer(
997
- hidden_states,
998
- position_ids=position_ids,
999
- attention_mask=attention_mask,
1000
- layer_id=torch.tensor(i),
1001
- layer_past=layer_past,
1002
- use_cache=use_cache,
1003
- output_attentions=output_attentions
1004
- )
1005
-
1006
- hidden_states = layer_ret[0]
1007
-
1008
- if use_cache:
1009
- presents = presents + (layer_ret[1],)
1010
-
1011
- if output_attentions:
1012
- all_self_attentions = all_self_attentions + (layer_ret[2 if use_cache else 1],)
1013
-
1014
- # Final layer norm.
1015
- hidden_states = self.final_layernorm(hidden_states)
1016
-
1017
- if output_hidden_states:
1018
- all_hidden_states = all_hidden_states + (hidden_states,)
1019
-
1020
- if not return_dict:
1021
- return tuple(v for v in [hidden_states, presents, all_hidden_states, all_self_attentions] if v is not None)
1022
-
1023
- return BaseModelOutputWithPast(
1024
- last_hidden_state=hidden_states,
1025
- past_key_values=presents,
1026
- hidden_states=all_hidden_states,
1027
- attentions=all_self_attentions,
1028
- )
1029
-
1030
-
1031
- class ChatGLMForConditionalGeneration(ChatGLMPreTrainedModel):
1032
- def __init__(self, config: ChatGLMConfig, empty_init=True):
1033
- super().__init__(config)
1034
- if empty_init:
1035
- init_method = skip_init
1036
- else:
1037
- init_method = default_init
1038
-
1039
- # self.hidden_size = config.hidden_size
1040
- # self.params_dtype = torch.half
1041
- # self.vocab_size = config.vocab_size
1042
- self.max_sequence_length = config.max_sequence_length
1043
-
1044
- self.position_encoding_2d = config.position_encoding_2d
1045
-
1046
- self.transformer = ChatGLMModel(config, empty_init=empty_init)
1047
-
1048
- self.lm_head = init_method(
1049
- nn.Linear,
1050
- config.hidden_size,
1051
- config.vocab_size,
1052
- bias=False,
1053
- dtype=torch.half
1054
- )
1055
-
1056
- self.config = config
1057
-
1058
- self.quantized = False
1059
-
1060
- if self.config.quantization_bit:
1061
- self.quantize(self.config.quantization_bit, self.config.quantization_embeddings, use_quantization_cache=True, empty_init=True)
1062
-
1063
- def get_output_embeddings(self):
1064
- return self.lm_head
1065
-
1066
- def set_output_embeddings(self, new_embeddings):
1067
- self.lm_head = new_embeddings
1068
-
1069
- def _update_model_kwargs_for_generation(
1070
- self,
1071
- outputs: ModelOutput,
1072
- model_kwargs: Dict[str, Any],
1073
- is_encoder_decoder: bool = False,
1074
- standardize_cache_format: bool = False,
1075
- ) -> Dict[str, Any]:
1076
- # update past_key_values
1077
- model_kwargs["past_key_values"] = self._extract_past_from_model_output(
1078
- outputs, standardize_cache_format=standardize_cache_format
1079
- )
1080
-
1081
- # update attention mask
1082
- if "attention_mask" in model_kwargs:
1083
- attention_mask = model_kwargs["attention_mask"]
1084
- if attention_mask is not None and attention_mask.dtype == torch.bool:
1085
- attention_mask = torch.cat(
1086
- [attention_mask, attention_mask.new_ones((*attention_mask.shape[:3], 1))], dim=3)
1087
- new_attention_mask = attention_mask[:, :, -1:].clone()
1088
- new_attention_mask[..., -1] = False
1089
- model_kwargs["attention_mask"] = torch.cat(
1090
- [attention_mask, new_attention_mask], dim=2
1091
- )
1092
-
1093
- # update position ids
1094
- if "position_ids" in model_kwargs:
1095
- position_ids = model_kwargs["position_ids"]
1096
- new_position_id = position_ids[..., -1:].clone()
1097
- new_position_id[:, 1, :] += 1
1098
- model_kwargs["position_ids"] = torch.cat(
1099
- [position_ids, new_position_id], dim=-1
1100
- )
1101
-
1102
- return model_kwargs
1103
-
1104
- def prepare_inputs_for_generation(
1105
- self,
1106
- input_ids: torch.LongTensor,
1107
- past: Optional[torch.Tensor] = None,
1108
- past_key_values: Optional[torch.Tensor] = None,
1109
- attention_mask: Optional[torch.Tensor] = None,
1110
- position_ids: Optional[torch.Tensor] = None,
1111
- **kwargs
1112
- ) -> dict:
1113
- batch_size, seq_length = input_ids.shape
1114
- MASK, gMASK = self.config.mask_token_id, self.config.gmask_token_id
1115
- seqs = input_ids.tolist()
1116
- mask_positions, use_gmasks = [], []
1117
- for seq in seqs:
1118
- mask_token = gMASK if gMASK in seq else MASK
1119
- use_gmask = mask_token == gMASK
1120
- mask_positions.append(seq.index(mask_token))
1121
- use_gmasks.append(use_gmask)
1122
-
1123
- # only last token for input_ids if past is not None
1124
- if past is not None or past_key_values is not None:
1125
- last_token = input_ids[:, -1].unsqueeze(-1)
1126
- if attention_mask is not None and attention_mask.dtype == torch.bool:
1127
- attention_mask = attention_mask[:, :, -1:]
1128
- else:
1129
- attention_mask = None
1130
- if position_ids is not None:
1131
- position_ids = position_ids[..., -1:]
1132
- else:
1133
- context_lengths = [seq.index(self.config.bos_token_id) for seq in seqs]
1134
- if self.position_encoding_2d:
1135
- position_ids = torch.tensor(
1136
- [[mask_position, seq_length - context_length] for mask_position, context_length in
1137
- zip(mask_positions, context_lengths)], dtype=torch.long, device=input_ids.device).unsqueeze(-1)
1138
- else:
1139
- position_ids = torch.tensor([mask_position for mask_position in mask_positions], dtype=torch.long,
1140
- device=input_ids.device).unsqueeze(-1)
1141
-
1142
- if past is None:
1143
- past = past_key_values
1144
- return {
1145
- "input_ids": last_token,
1146
- "past_key_values": past,
1147
- "position_ids": position_ids,
1148
- "attention_mask": attention_mask
1149
- }
1150
- else:
1151
- if attention_mask is not None and attention_mask.dtype != torch.bool:
1152
- logger.warning_once(f"The dtype of attention mask ({attention_mask.dtype}) is not bool")
1153
- attention_mask = None
1154
- if attention_mask is None:
1155
- attention_mask = self.get_masks(
1156
- input_ids,
1157
- device=input_ids.device
1158
- )
1159
- if position_ids is None:
1160
- position_ids = self.get_position_ids(
1161
- input_ids,
1162
- device=input_ids.device,
1163
- mask_positions=mask_positions,
1164
- use_gmasks=use_gmasks
1165
- )
1166
-
1167
- return {
1168
- "input_ids": input_ids,
1169
- "past_key_values": past,
1170
- "position_ids": position_ids,
1171
- "attention_mask": attention_mask
1172
- }
1173
-
1174
- def forward(
1175
- self,
1176
- input_ids: Optional[torch.Tensor] = None,
1177
- position_ids: Optional[torch.Tensor] = None,
1178
- attention_mask: Optional[torch.Tensor] = None,
1179
- past_key_values: Optional[Tuple[torch.FloatTensor]] = None,
1180
- inputs_embeds: Optional[torch.Tensor] = None,
1181
- labels: Optional[torch.Tensor] = None,
1182
- use_cache: Optional[bool] = None,
1183
- output_attentions: Optional[bool] = None,
1184
- output_hidden_states: Optional[bool] = None,
1185
- return_dict: Optional[bool] = None,
1186
- ):
1187
- use_cache = use_cache if use_cache is not None else self.config.use_cache
1188
- return_dict = return_dict if return_dict is not None else self.config.use_return_dict
1189
-
1190
- transformer_outputs = self.transformer(
1191
- input_ids=input_ids,
1192
- position_ids=position_ids,
1193
- attention_mask=attention_mask,
1194
- past_key_values=past_key_values,
1195
- inputs_embeds=inputs_embeds,
1196
- use_cache=use_cache,
1197
- output_attentions=output_attentions,
1198
- output_hidden_states=output_hidden_states,
1199
- return_dict=return_dict,
1200
- )
1201
-
1202
- hidden_states = transformer_outputs[0]
1203
-
1204
- lm_logits = self.lm_head(hidden_states).permute(1, 0, 2).contiguous()
1205
-
1206
- loss = None
1207
- if labels is not None:
1208
- lm_logits = lm_logits.to(torch.float32)
1209
-
1210
- # Shift so that tokens < n predict n
1211
- shift_logits = lm_logits[..., :-1, :].contiguous()
1212
- shift_labels = labels[..., 1:].contiguous()
1213
- # Flatten the tokens
1214
- loss_fct = CrossEntropyLoss(ignore_index=-100)
1215
- loss = loss_fct(shift_logits.view(-1, shift_logits.size(-1)), shift_labels.view(-1))
1216
-
1217
- lm_logits = lm_logits.to(hidden_states.dtype)
1218
- loss = loss.to(hidden_states.dtype)
1219
-
1220
- if not return_dict:
1221
- output = (lm_logits,) + transformer_outputs[1:]
1222
- return ((loss,) + output) if loss is not None else output
1223
-
1224
- return CausalLMOutputWithPast(
1225
- loss=loss,
1226
- logits=lm_logits,
1227
- past_key_values=transformer_outputs.past_key_values,
1228
- hidden_states=transformer_outputs.hidden_states,
1229
- attentions=transformer_outputs.attentions,
1230
- )
1231
-
1232
- @staticmethod
1233
- def _reorder_cache(
1234
- past: Tuple[Tuple[torch.Tensor, torch.Tensor], ...], beam_idx: torch.LongTensor
1235
- ) -> Tuple[Tuple[torch.Tensor, torch.Tensor], ...]:
1236
- """
1237
- This function is used to re-order the `past_key_values` cache if [`~PreTrainedModel.beam_search`] or
1238
- [`~PreTrainedModel.beam_sample`] is called. This is required to match `past_key_values` with the correct
1239
- beam_idx at every generation step.
1240
-
1241
- Output shares the same memory storage as `past`.
1242
- """
1243
- return tuple(
1244
- (
1245
- layer_past[0].index_select(1, beam_idx.to(layer_past[0].device)),
1246
- layer_past[1].index_select(1, beam_idx.to(layer_past[1].device)),
1247
- )
1248
- for layer_past in past
1249
- )
1250
-
1251
- def process_response(self, response):
1252
- response = response.strip()
1253
- response = response.replace("[[训练时间]]", "2023年")
1254
- punkts = [
1255
- [",", ","],
1256
- ["!", "!"],
1257
- [":", ":"],
1258
- [";", ";"],
1259
- ["\?", "?"],
1260
- ]
1261
- for item in punkts:
1262
- response = re.sub(r"([\u4e00-\u9fff])%s" % item[0], r"\1%s" % item[1], response)
1263
- response = re.sub(r"%s([\u4e00-\u9fff])" % item[0], r"%s\1" % item[1], response)
1264
- return response
1265
-
1266
- @torch.no_grad()
1267
- def chat(self, tokenizer, query: str, history: List[Tuple[str, str]] = None, max_length: int = 2048, num_beams=1,
1268
- do_sample=True, top_p=0.7, temperature=0.95, logits_processor=None, **kwargs):
1269
- if history is None:
1270
- history = []
1271
- if logits_processor is None:
1272
- logits_processor = LogitsProcessorList()
1273
- logits_processor.append(InvalidScoreLogitsProcessor())
1274
- gen_kwargs = {"max_length": max_length, "num_beams": num_beams, "do_sample": do_sample, "top_p": top_p,
1275
- "temperature": temperature, "logits_processor": logits_processor, **kwargs}
1276
- if not history:
1277
- prompt = query
1278
- else:
1279
- prompt = ""
1280
- for i, (old_query, response) in enumerate(history):
1281
- prompt += "[Round {}]\n问:{}\n答:{}\n".format(i, old_query, response)
1282
- prompt += "[Round {}]\n问:{}\n答:".format(len(history), query)
1283
- inputs = tokenizer([prompt], return_tensors="pt")
1284
- inputs = inputs.to(self.device)
1285
- outputs = self.generate(**inputs, **gen_kwargs)
1286
- outputs = outputs.tolist()[0][len(inputs["input_ids"][0]):]
1287
- response = tokenizer.decode(outputs)
1288
- response = self.process_response(response)
1289
- history = history + [(query, response)]
1290
- return response, history
1291
-
1292
- @torch.no_grad()
1293
- def stream_chat(self, tokenizer, query: str, history: List[Tuple[str, str]] = None, max_length: int = 2048,
1294
- do_sample=True, top_p=0.7, temperature=0.95, logits_processor=None, **kwargs):
1295
- if history is None:
1296
- history = []
1297
- if logits_processor is None:
1298
- logits_processor = LogitsProcessorList()
1299
- logits_processor.append(InvalidScoreLogitsProcessor())
1300
- gen_kwargs = {"max_length": max_length, "do_sample": do_sample, "top_p": top_p,
1301
- "temperature": temperature, "logits_processor": logits_processor, **kwargs}
1302
- if not history:
1303
- prompt = query
1304
- else:
1305
- prompt = ""
1306
- for i, (old_query, response) in enumerate(history):
1307
- prompt += "[Round {}]\n问:{}\n答:{}\n".format(i, old_query, response)
1308
- prompt += "[Round {}]\n问:{}\n答:".format(len(history), query)
1309
- inputs = tokenizer([prompt], return_tensors="pt")
1310
- inputs = inputs.to(self.device)
1311
- for outputs in self.stream_generate(**inputs, **gen_kwargs):
1312
- outputs = outputs.tolist()[0][len(inputs["input_ids"][0]):]
1313
- response = tokenizer.decode(outputs)
1314
- response = self.process_response(response)
1315
- new_history = history + [(query, response)]
1316
- yield response, new_history
1317
-
1318
- @torch.no_grad()
1319
- def stream_generate(
1320
- self,
1321
- input_ids,
1322
- generation_config: Optional[GenerationConfig] = None,
1323
- logits_processor: Optional[LogitsProcessorList] = None,
1324
- stopping_criteria: Optional[StoppingCriteriaList] = None,
1325
- prefix_allowed_tokens_fn: Optional[Callable[[int, torch.Tensor], List[int]]] = None,
1326
- **kwargs,
1327
- ):
1328
- batch_size, input_ids_seq_length = input_ids.shape[0], input_ids.shape[-1]
1329
-
1330
- if generation_config is None:
1331
- generation_config = self.generation_config
1332
- generation_config = copy.deepcopy(generation_config)
1333
- model_kwargs = generation_config.update(**kwargs)
1334
- bos_token_id, eos_token_id = generation_config.bos_token_id, generation_config.eos_token_id
1335
-
1336
- if isinstance(eos_token_id, int):
1337
- eos_token_id = [eos_token_id]
1338
-
1339
- has_default_max_length = kwargs.get("max_length") is None and generation_config.max_length is not None
1340
- if has_default_max_length and generation_config.max_new_tokens is None:
1341
- warnings.warn(
1342
- f"Using `max_length`'s default ({generation_config.max_length}) to control the generation length. "
1343
- "This behaviour is deprecated and will be removed from the config in v5 of Transformers -- we"
1344
- " recommend using `max_new_tokens` to control the maximum length of the generation.",
1345
- UserWarning,
1346
- )
1347
- elif generation_config.max_new_tokens is not None:
1348
- generation_config.max_length = generation_config.max_new_tokens + input_ids_seq_length
1349
- if not has_default_max_length:
1350
- logger.warn(
1351
- f"Both `max_new_tokens` (={generation_config.max_new_tokens}) and `max_length`(="
1352
- f"{generation_config.max_length}) seem to have been set. `max_new_tokens` will take precedence. "
1353
- "Please refer to the documentation for more information. "
1354
- "(https://huggingface.co/docs/transformers/main/en/main_classes/text_generation)",
1355
- UserWarning,
1356
- )
1357
-
1358
- if input_ids_seq_length >= generation_config.max_length:
1359
- input_ids_string = "decoder_input_ids" if self.config.is_encoder_decoder else "input_ids"
1360
- logger.warning(
1361
- f"Input length of {input_ids_string} is {input_ids_seq_length}, but `max_length` is set to"
1362
- f" {generation_config.max_length}. This can lead to unexpected behavior. You should consider"
1363
- " increasing `max_new_tokens`."
1364
- )
1365
-
1366
- # 2. Set generation parameters if not already defined
1367
- logits_processor = logits_processor if logits_processor is not None else LogitsProcessorList()
1368
- stopping_criteria = stopping_criteria if stopping_criteria is not None else StoppingCriteriaList()
1369
-
1370
- logits_processor = self._get_logits_processor(
1371
- generation_config=generation_config,
1372
- input_ids_seq_length=input_ids_seq_length,
1373
- encoder_input_ids=input_ids,
1374
- prefix_allowed_tokens_fn=prefix_allowed_tokens_fn,
1375
- logits_processor=logits_processor,
1376
- )
1377
-
1378
- stopping_criteria = self._get_stopping_criteria(
1379
- generation_config=generation_config, stopping_criteria=stopping_criteria
1380
- )
1381
- logits_warper = self._get_logits_warper(generation_config)
1382
-
1383
- unfinished_sequences = input_ids.new(input_ids.shape[0]).fill_(1)
1384
- scores = None
1385
- while True:
1386
- model_inputs = self.prepare_inputs_for_generation(input_ids, **model_kwargs)
1387
- # forward pass to get next token
1388
- outputs = self(
1389
- **model_inputs,
1390
- return_dict=True,
1391
- output_attentions=False,
1392
- output_hidden_states=False,
1393
- )
1394
-
1395
- next_token_logits = outputs.logits[:, -1, :]
1396
-
1397
- # pre-process distribution
1398
- next_token_scores = logits_processor(input_ids, next_token_logits)
1399
- next_token_scores = logits_warper(input_ids, next_token_scores)
1400
-
1401
- # sample
1402
- probs = nn.functional.softmax(next_token_scores, dim=-1)
1403
- if generation_config.do_sample:
1404
- next_tokens = torch.multinomial(probs, num_samples=1).squeeze(1)
1405
- else:
1406
- next_tokens = torch.argmax(probs, dim=-1)
1407
-
1408
- # update generated ids, model inputs, and length for next step
1409
- input_ids = torch.cat([input_ids, next_tokens[:, None]], dim=-1)
1410
- model_kwargs = self._update_model_kwargs_for_generation(
1411
- outputs, model_kwargs, is_encoder_decoder=self.config.is_encoder_decoder
1412
- )
1413
- unfinished_sequences = unfinished_sequences.mul((sum(next_tokens != i for i in eos_token_id)).long())
1414
-
1415
- # stop when each sentence is finished, or if we exceed the maximum length
1416
- if unfinished_sequences.max() == 0 or stopping_criteria(input_ids, scores):
1417
- break
1418
- yield input_ids
1419
-
1420
- def quantize(self, bits: int, quantize_embeddings=False, use_quantization_cache=False, empty_init=False, **kwargs):
1421
- if bits == 0:
1422
- return
1423
-
1424
- from .quantization import quantize, QuantizedEmbedding, QuantizedLinear, load_cpu_kernel
1425
-
1426
- if self.quantized:
1427
- if self.device == torch.device("cpu"):
1428
- logger.info("Already quantized, reloading cpu kernel.")
1429
- load_cpu_kernel(**kwargs)
1430
- else:
1431
- logger.info("Already quantized.")
1432
- return self
1433
-
1434
- self.quantized = True
1435
-
1436
- self.config.quantization_bit = bits
1437
- self.config.quantization_embeddings = quantize_embeddings
1438
-
1439
- self.transformer = quantize(self.transformer, bits, use_quantization_cache=use_quantization_cache, empty_init=empty_init, **kwargs)
1440
-
1441
- if self.device == torch.device("cpu"):
1442
- dtype = torch.float32
1443
- else:
1444
- dtype = torch.half
1445
-
1446
- if quantize_embeddings:
1447
- logger.info("Applying quantization to embeddings")
1448
- self.transformer.word_embeddings = QuantizedEmbedding(
1449
- weight_bit_width=bits,
1450
- weight_tensor=self.transformer.word_embeddings.weight.to(self.device),
1451
- num_embeddings=self.transformer.word_embeddings.num_embeddings,
1452
- embedding_dim=self.transformer.word_embeddings.embedding_dim,
1453
- dtype=dtype,
1454
- empty_init=empty_init,
1455
- device=self.transformer.word_embeddings.weight.device,
1456
- )
1457
- self.lm_head = QuantizedLinear(
1458
- weight_bit_width=bits,
1459
- weight_tensor=self.lm_head.weight.to(self.device),
1460
- bias_tensor=None,
1461
- in_features=self.lm_head.in_features,
1462
- out_features=self.lm_head.out_features,
1463
- bias=False,
1464
- quantized_weight=self.transformer.word_embeddings.weight,
1465
- quantized_weight_scale=self.transformer.word_embeddings.weight_scale,
1466
- dtype=dtype,
1467
- empty_init=empty_init,
1468
- device=self.lm_head.weight.device,
1469
- )
1470
-
1471
- return self
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
ChatGLM-6b-int4(origin)/pytorch_model.bin DELETED
@@ -1,3 +0,0 @@
1
- version https://git-lfs.github.com/spec/v1
2
- oid sha256:35828b49cf23cbae4c27788d4b04fc68c79a276300e09f14d72a49b0b738b4a9
3
- size 3893083075
 
 
 
 
ChatGLM-6b-int4(origin)/quantization.py DELETED
@@ -1,528 +0,0 @@
1
- from torch.nn import Linear, Embedding
2
- from torch.nn.parameter import Parameter
3
- import torch.nn.functional as F
4
-
5
- import os
6
- import bz2
7
- import torch
8
- import base64
9
- import ctypes
10
- from transformers.utils import logging
11
-
12
- from typing import List
13
- from functools import partial
14
-
15
- logger = logging.get_logger(__name__)
16
-
17
- try:
18
- from cpm_kernels.kernels.base import LazyKernelCModule, KernelFunction, round_up
19
-
20
-
21
- class Kernel:
22
- def __init__(self, code: bytes, function_names: List[str]):
23
- self.code = code
24
- self._function_names = function_names
25
- self._cmodule = LazyKernelCModule(self.code)
26
-
27
- for name in self._function_names:
28
- setattr(self, name, KernelFunction(self._cmodule, name))
29
-
30
-
31
- quantization_code = "$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"
32
-
33
- kernels = Kernel(
34
- bz2.decompress(base64.b64decode(quantization_code)),
35
- [
36
- "int4WeightCompression",
37
- "int4WeightExtractionFloat",
38
- "int4WeightExtractionHalf",
39
- "int8WeightExtractionFloat",
40
- "int8WeightExtractionHalf",
41
- ],
42
- )
43
- except Exception as exception:
44
- kernels = None
45
- logger.warning("Failed to load cpm_kernels:", exception)
46
-
47
-
48
- class W8A16Linear(torch.autograd.Function):
49
- @staticmethod
50
- def forward(ctx, inp: torch.Tensor, quant_w: torch.Tensor, scale_w: torch.Tensor, weight_bit_width):
51
- ctx.inp_shape = inp.size()
52
- ctx.weight_bit_width = weight_bit_width
53
- out_features = quant_w.size(0)
54
- inp = inp.contiguous().view(-1, inp.size(-1))
55
- weight = extract_weight_to_half(quant_w, scale_w, weight_bit_width)
56
- ctx.weight_shape = weight.size()
57
- output = inp.mm(weight.t())
58
- ctx.save_for_backward(inp, quant_w, scale_w)
59
- return output.view(*(ctx.inp_shape[:-1] + (out_features,)))
60
-
61
- @staticmethod
62
- def backward(ctx, grad_output: torch.Tensor):
63
- inp, quant_w, scale_w = ctx.saved_tensors
64
- weight = extract_weight_to_half(quant_w, scale_w, ctx.weight_bit_width)
65
- grad_output = grad_output.contiguous().view(-1, weight.size(0))
66
- grad_input = grad_output.mm(weight)
67
- grad_weight = grad_output.t().mm(inp)
68
- return grad_input.view(ctx.inp_shape), grad_weight.view(ctx.weight_shape), None, None
69
-
70
-
71
- class W8A16LinearCPU(torch.autograd.Function):
72
- @staticmethod
73
- def forward(ctx, inp: torch.Tensor, quant_w: torch.Tensor, scale_w: torch.Tensor, weight_bit_width,
74
- quantization_cache=None):
75
- ctx.inp_shape = inp.size()
76
- ctx.weight_bit_width = weight_bit_width
77
- out_features = quant_w.size(0)
78
- inp = inp.contiguous().view(-1, inp.size(-1))
79
- weight = extract_weight_to_float(quant_w, scale_w, weight_bit_width, quantization_cache=quantization_cache)
80
- ctx.weight_shape = weight.size()
81
- output = inp.mm(weight.t())
82
- ctx.save_for_backward(inp, quant_w, scale_w)
83
- return output.view(*(ctx.inp_shape[:-1] + (out_features,)))
84
-
85
- @staticmethod
86
- def backward(ctx, grad_output: torch.Tensor):
87
- inp, quant_w, scale_w = ctx.saved_tensors
88
- weight = extract_weight_to_float(quant_w, scale_w, ctx.weight_bit_width)
89
- grad_output = grad_output.contiguous().view(-1, weight.size(0))
90
- grad_input = grad_output.mm(weight)
91
- grad_weight = grad_output.t().mm(inp)
92
- return grad_input.view(ctx.inp_shape), grad_weight.view(ctx.weight_shape), None, None
93
-
94
-
95
- default_cpu_kernel_code_path = os.path.join(os.path.dirname(os.path.abspath(__file__)), "quantization_kernels.c")
96
- default_cpu_kernel_code = "QlpoOTFBWSZTWXLbSoQAAgzbgERwQXxmTwAAr/ff3kABt0Q2oRVT0hpo9RtEAAAAyBEiSQ9EGjQGQAAAwANGhowjJoNGmgMEUplMTNSMJ5TQaDJpsoMyRMj8P4mZzFSVVwqSXG8GG7MlVwiToYEQwVD7noBxMhNfkeZYtYFtbgOBUSIGtIQjhNHCEnPJsadhb3yBmRIOD3TeAtNLSaU5GgvKUBWSNuuOIHmVt0YhW6rsmDMDUjeUJGJ64R1Jm5lrh0Aa0tKjhFwPdWcGogxLDSXPWQUWTM8Sd3Qz1HMYNxx3HMeiNqNo4jeRDEfZ3gUSHIcU/heomq0vEzL1Msz5KKGxH8FrNOYw3KaxdqaEmNHYMxJFgQbR0DyRknL2L4kwUSxKRdhjRpEtUqilVfggFL1klaMS3PPRDfNqbBOPWO7m4JTVGhS9QTBDDJaEbLbrUQNB+IpJSKQbG5SZZ5gkwJEhJ3aYKJipZ/i7kinChIOW2lQg"
97
- default_cpu_parallel_kernel_code_path = os.path.join(os.path.dirname(os.path.abspath(__file__)),
98
- "quantization_kernels_parallel.c")
99
- default_cpu_parallel_kernel_code = "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"
100
-
101
- cpu_kernels = None
102
-
103
-
104
- class CPUKernel:
105
- def __init__(self, kernel_file="", source_code=default_cpu_kernel_code_path, compile_parallel_kernel=None,
106
- parallel_num=None):
107
- self.load = False
108
- self.int8WeightExtractionFloat = None
109
- self.int4WeightExtractionFloat = None
110
- self.int4WeightCompression = None
111
- self.SetNumThreads = lambda x: x
112
-
113
- try:
114
- if not os.path.exists(default_cpu_kernel_code_path):
115
- with open(default_cpu_kernel_code_path, "w", encoding="utf-8") as file:
116
- code = default_cpu_kernel_code
117
- cpu_quantization_code = bz2.decompress(base64.b64decode(code)).decode()
118
- file.write(cpu_quantization_code)
119
-
120
- if not os.path.exists(default_cpu_parallel_kernel_code_path):
121
- with open(default_cpu_parallel_kernel_code_path, "w", encoding="utf-8") as file:
122
- code = default_cpu_parallel_kernel_code
123
- cpu_quantization_code = bz2.decompress(base64.b64decode(code)).decode()
124
- file.write(cpu_quantization_code)
125
-
126
- except Exception as ex:
127
- print("Error when generating default cpu kernel code(can be ignored when using custom kernels).")
128
-
129
- if compile_parallel_kernel is None:
130
- compile_parallel_kernel = bool(int(os.cpu_count()) >= 4)
131
-
132
- if compile_parallel_kernel and source_code == default_cpu_kernel_code_path:
133
- source_code = default_cpu_parallel_kernel_code_path
134
-
135
- kernels = None
136
-
137
- if (not kernel_file) or (not os.path.exists(kernel_file)):
138
- print("No compiled kernel found.")
139
- try:
140
- if os.path.exists(source_code):
141
- print("Compiling kernels :", source_code)
142
- kernel_file = source_code[:-2] + ".so"
143
-
144
- if compile_parallel_kernel:
145
- compile_command = "gcc -O3 -fPIC -pthread -fopenmp -std=c99 {} -shared -o {}".format(
146
- source_code, kernel_file)
147
- print("Compiling", compile_command)
148
- exit_state = os.system(compile_command)
149
- if not exit_state:
150
- try:
151
- kernels = ctypes.cdll.LoadLibrary(kernel_file)
152
- print("Load kernel :", kernel_file)
153
- except:
154
- kernels = None
155
- print("Load parallel cpu kernel failed, using default cpu kernel code:")
156
- import traceback
157
- exception = traceback.format_exc()
158
- print(exception)
159
- else:
160
- print("Compile default cpu kernel failed, using default cpu kernel code.")
161
-
162
- if kernels is None: # adjust config, use default cpu kernel
163
- compile_parallel_kernel = False
164
- source_code = default_cpu_kernel_code_path
165
- kernel_file = source_code[:-2] + ".so"
166
-
167
- if kernels is None:
168
- compile_command = "gcc -O3 -fPIC -std=c99 {} -shared -o {}".format(source_code, kernel_file)
169
- print("Compiling", compile_command)
170
- exit_state = os.system(compile_command)
171
- if not exit_state:
172
- try:
173
- kernels = ctypes.cdll.LoadLibrary(kernel_file)
174
- print("Load kernel :", kernel_file)
175
- except:
176
- kernels = None
177
- print("Load default cpu kernel failed:")
178
- import traceback
179
- exception = traceback.format_exc()
180
- print(exception)
181
- else:
182
- print("Compile default cpu kernel failed.")
183
- else:
184
- print("Kernel source code not found.")
185
- return
186
- except:
187
- print("Failed to build cpu kernel:")
188
- import traceback
189
- exception = traceback.format_exc()
190
- print(exception)
191
- return
192
- else:
193
- try:
194
- kernels = ctypes.cdll.LoadLibrary(kernel_file)
195
- print("Load kernel :", kernel_file)
196
- except:
197
- kernels = None
198
- print("Load custom cpu kernel failed:")
199
- import traceback
200
- exception = traceback.format_exc()
201
- print(exception)
202
-
203
- if kernels is not None:
204
- self.int8WeightExtractionFloat = kernels.extract_int8_weight_to_float
205
- self.int4WeightExtractionFloat = kernels.extract_int4_weight_to_float
206
- self.int4WeightCompression = kernels.compress_int4_weight
207
- if compile_parallel_kernel:
208
- try:
209
- self.SetNumThreads = kernels.set_num_threads
210
- except:
211
- print("No set_num_threads() found in kernel.")
212
- self.load = True
213
- else:
214
- print("Failed to load kernel.")
215
- return
216
-
217
- if compile_parallel_kernel:
218
- if parallel_num is None:
219
- parallel_num = max(os.cpu_count() // 2, 1)
220
- print("Setting CPU quantization kernel threads to", parallel_num)
221
- if parallel_num < 4:
222
- print("Parallel kernel is not recommended when parallel num < 4.")
223
- self.SetNumThreads(parallel_num)
224
-
225
- self.parallel_num = parallel_num
226
-
227
-
228
- def compress_int4_weight(weight: torch.Tensor): # (n, m)
229
- """compress weight on cpu or cuda to int4"""
230
- if weight.device == torch.device("cpu"):
231
- assert isinstance(cpu_kernels, CPUKernel)
232
- n, m = weight.size(0), weight.size(1)
233
- assert m % 2 == 0
234
- m = m // 2
235
- out = torch.empty(n, m, dtype=torch.int8, device="cpu")
236
- cpu_kernels.int4WeightCompression(
237
- ctypes.c_void_p(weight.data_ptr()),
238
- ctypes.c_void_p(out.data_ptr()),
239
- ctypes.c_int32(n),
240
- ctypes.c_int32(m)
241
- )
242
- return out
243
- else:
244
- with torch.cuda.device(weight.device):
245
- n, m = weight.size(0), weight.size(1)
246
- assert m % 2 == 0
247
- m = m // 2
248
- out = torch.empty(n, m, dtype=torch.int8, device="cuda")
249
- stream = torch.cuda.current_stream()
250
-
251
- gridDim = (n, 1, 1)
252
- blockDim = (min(round_up(m, 32), 1024), 1, 1)
253
-
254
- kernels.int4WeightCompression(
255
- gridDim,
256
- blockDim,
257
- 0,
258
- stream,
259
- [ctypes.c_void_p(weight.data_ptr()), ctypes.c_void_p(out.data_ptr()), ctypes.c_int32(n),
260
- ctypes.c_int32(m)],
261
- )
262
- return out
263
-
264
-
265
- def extract_weight_to_half(weight: torch.Tensor, scale_list: torch.Tensor, source_bit_width: int):
266
- if source_bit_width == 8:
267
- func = kernels.int8WeightExtractionHalf
268
- elif source_bit_width == 4:
269
- func = kernels.int4WeightExtractionHalf
270
- else:
271
- assert False, "Unsupported bit-width"
272
-
273
- with torch.cuda.device(weight.device):
274
- n, m = weight.size(0), weight.size(1)
275
- out = torch.empty(n, m * (8 // source_bit_width), dtype=torch.half, device="cuda")
276
- stream = torch.cuda.current_stream()
277
-
278
- gridDim = (n, 1, 1)
279
- blockDim = (min(round_up(m, 32), 1024), 1, 1)
280
-
281
- func(
282
- gridDim,
283
- blockDim,
284
- 0,
285
- stream,
286
- [
287
- ctypes.c_void_p(weight.data_ptr()),
288
- ctypes.c_void_p(scale_list.data_ptr()),
289
- ctypes.c_void_p(out.data_ptr()),
290
- ctypes.c_int32(n),
291
- ctypes.c_int32(m),
292
- ],
293
- )
294
- return out
295
-
296
-
297
- def extract_weight_to_float(weight: torch.Tensor, scale_list: torch.Tensor, source_bit_width: int,
298
- quantization_cache=None):
299
- """extract weight on cpu to float32"""
300
- if source_bit_width == 8:
301
- func = cpu_kernels.int8WeightExtractionFloat
302
- elif source_bit_width == 4:
303
- func = cpu_kernels.int4WeightExtractionFloat
304
- else:
305
- assert False, "Unsupported bit-width"
306
-
307
- n, m = weight.size(0), weight.size(1)
308
-
309
- if quantization_cache is not None:
310
- out = quantization_cache
311
- func(
312
- ctypes.c_void_p(weight.data_ptr()),
313
- ctypes.c_void_p(scale_list.data_ptr()),
314
- ctypes.c_void_p(out.data_ptr()),
315
- ctypes.c_int32(n),
316
- ctypes.c_int32(m)
317
- )
318
- return out.tensor
319
- else:
320
- out = torch.empty(n, m * (8 // source_bit_width), dtype=torch.float, device="cpu")
321
- func(
322
- ctypes.c_void_p(weight.data_ptr()),
323
- ctypes.c_void_p(scale_list.data_ptr()),
324
- ctypes.c_void_p(out.data_ptr()),
325
- ctypes.c_int32(n),
326
- ctypes.c_int32(m)
327
- )
328
- return out
329
-
330
-
331
- class CacheTensor():
332
- def __init__(self, *args, **kwargs):
333
- self.tensor = torch.empty(*args, **kwargs)
334
-
335
- def to(self, *args, **kwargs):
336
- self.tensor = self.tensor.to(*args, **kwargs)
337
-
338
- def data_ptr(self):
339
- return self.tensor.data_ptr()
340
-
341
-
342
- class QuantizedLinear(Linear):
343
- def __init__(self, weight_bit_width: int, weight_tensor=None, bias_tensor=None, quantized_weight=None,
344
- quantized_weight_scale=None, quantization_cache=None, empty_init=False, *args, **kwargs):
345
- super(QuantizedLinear, self).__init__(*args, **kwargs)
346
- self.weight_bit_width = weight_bit_width
347
- self.quantization_cache = quantization_cache
348
-
349
- if (quantized_weight is not None) and (quantized_weight_scale is not None):
350
- del self.weight
351
- self.weight = Parameter(quantized_weight.to(kwargs["device"]), requires_grad=False)
352
- self.weight_scale = Parameter(quantized_weight_scale.to(kwargs["device"]), requires_grad=False)
353
- else:
354
- shape = self.weight.shape
355
- del self.weight
356
-
357
- if weight_tensor is None or empty_init:
358
- self.weight = torch.empty(
359
- shape[0], shape[1] * weight_bit_width // 8, dtype=torch.int8, device=kwargs["device"]
360
- )
361
- self.weight_scale = torch.empty(shape[0], dtype=kwargs["dtype"], device=kwargs["device"])
362
- else:
363
- self.weight_scale = (weight_tensor.abs().max(dim=-1).values / ((2 ** (weight_bit_width - 1)) - 1)).to(
364
- kwargs["dtype"])
365
- self.weight = torch.round(weight_tensor / self.weight_scale[:, None]).to(torch.int8)
366
- if weight_bit_width == 4:
367
- self.weight = compress_int4_weight(self.weight)
368
-
369
- self.weight = Parameter(self.weight.to(kwargs["device"]), requires_grad=False)
370
- self.weight_scale = Parameter(self.weight_scale.to(kwargs["device"]), requires_grad=False)
371
-
372
- if bias_tensor is not None:
373
- self.bias = Parameter(bias_tensor.to(kwargs["device"]), requires_grad=False)
374
- else:
375
- self.bias = None
376
-
377
- def reset_parameters(self):
378
- """To accelerate initialization"""
379
- pass
380
-
381
- def forward(self, input):
382
- if self.weight.device == torch.device("cpu"):
383
- output = W8A16LinearCPU.apply(input, self.weight, self.weight_scale, self.weight_bit_width,
384
- self.quantization_cache)
385
- else:
386
- output = W8A16Linear.apply(input, self.weight, self.weight_scale, self.weight_bit_width)
387
- if self.bias is not None:
388
- output = output + self.bias
389
- return output
390
-
391
- def _apply(self, fn):
392
- self_obj = super()._apply(fn)
393
- if self.quantization_cache is not None:
394
- self.quantization_cache.to(self_obj.weight.device)
395
- self.quantization_cache.to(self_obj.weight_scale.dtype)
396
- return self_obj
397
-
398
-
399
- class QuantizedEmbedding(Embedding): # TODO: backward, check empty_init
400
- def __init__(self, weight_bit_width: int, weight_tensor=None, quantized_weight=None, quantized_weight_scale=None,
401
- empty_init=False, *args, **kwargs):
402
- super(QuantizedEmbedding, self).__init__(*args, **kwargs)
403
- self.weight_bit_width = weight_bit_width
404
-
405
- if (quantized_weight is not None) and (quantized_weight_scale is not None):
406
- del self.weight
407
- self.weight = Parameter(quantized_weight.to(kwargs["device"]), requires_grad=False)
408
- self.weight_scale = Parameter(quantized_weight_scale.to(kwargs["device"]), requires_grad=False)
409
- else:
410
- shape = self.weight.shape
411
- del self.weight
412
-
413
- if weight_tensor is None or empty_init:
414
- self.weight = torch.empty(
415
- shape[0], shape[1] * weight_bit_width // 8, dtype=torch.int8, device=kwargs["device"]
416
- )
417
- self.weight_scale = torch.empty(shape[0], dtype=kwargs["dtype"], device=kwargs["device"])
418
- else:
419
- self.weight_scale = (weight_tensor.abs().max(dim=-1).values / ((2 ** (weight_bit_width - 1)) - 1)).to(
420
- kwargs["dtype"])
421
- self.weight = torch.round(weight_tensor / self.weight_scale[:, None]).to(torch.int8)
422
- if weight_bit_width == 4:
423
- self.weight = compress_int4_weight(self.weight)
424
-
425
- self.weight = Parameter(self.weight.to(kwargs["device"]), requires_grad=False)
426
- self.weight_scale = Parameter(self.weight_scale.to(kwargs["device"]), requires_grad=False)
427
-
428
- def forward(self, input):
429
- if self.weight.device == torch.device("cpu"):
430
- original_weight = extract_weight_to_float(weight=self.weight, scale_list=self.weight_scale,
431
- source_bit_width=self.weight_bit_width)
432
- else:
433
- original_weight = extract_weight_to_half(weight=self.weight, scale_list=self.weight_scale,
434
- source_bit_width=self.weight_bit_width)
435
- output = F.embedding(
436
- input, original_weight, self.padding_idx, self.max_norm,
437
- self.norm_type, self.scale_grad_by_freq, self.sparse
438
- )
439
- return output
440
-
441
-
442
- def load_cpu_kernel(**kwargs):
443
- global cpu_kernels
444
- cpu_kernels = CPUKernel(**kwargs)
445
-
446
-
447
- def quantize(model, weight_bit_width, use_quantization_cache=False, empty_init=False, **kwargs):
448
- """Replace fp16 linear with quantized linear"""
449
-
450
- query_key_value_quantization_cache = None
451
- dense_quantization_cache = None
452
- dense_h_to_4h_quantization_cache = None
453
- dense_4h_to_h_quantization_cache = None
454
-
455
- load_cpu_kernel(**kwargs)
456
- if not cpu_kernels.load:
457
- if kernels is None: # CUDA kernels failed
458
- print("Cannot load cpu or cuda kernel, quantization failed:")
459
- assert kernels is not None
460
- print("Cannot load cpu kernel, don't use quantized model on cpu.")
461
-
462
- current_device = model.device
463
-
464
- if model.device == torch.device("cpu"):
465
- dtype = torch.float32
466
- else:
467
- dtype = torch.half
468
-
469
- QuantizedLinearWithPara = partial(
470
- QuantizedLinear,
471
- weight_bit_width=weight_bit_width,
472
- bias=True,
473
- dtype=dtype,
474
- empty_init=empty_init
475
- )
476
-
477
- if use_quantization_cache:
478
- print("Using quantization cache")
479
- layer = model.layers[0]
480
- weight = layer.attention.query_key_value.weight
481
- n, m = weight.size(0), weight.size(1)
482
- query_key_value_quantization_cache = CacheTensor(n, m, dtype=dtype, device=current_device, requires_grad=False)
483
- weight = layer.attention.dense.weight
484
- n, m = weight.size(0), weight.size(1)
485
- dense_quantization_cache = CacheTensor(n, m, dtype=dtype, device=current_device, requires_grad=False)
486
- weight = layer.mlp.dense_h_to_4h.weight
487
- n, m = weight.size(0), weight.size(1)
488
- dense_h_to_4h_quantization_cache = CacheTensor(n, m, dtype=dtype, device=current_device, requires_grad=False)
489
- weight = layer.mlp.dense_4h_to_h.weight
490
- n, m = weight.size(0), weight.size(1)
491
- dense_4h_to_h_quantization_cache = CacheTensor(n, m, dtype=dtype, device=current_device, requires_grad=False)
492
-
493
- print("Applying quantization to glm layers")
494
-
495
- for layer in model.layers:
496
- layer.attention.query_key_value = QuantizedLinearWithPara(
497
- weight_tensor=layer.attention.query_key_value.weight.to(current_device),
498
- bias_tensor=layer.attention.query_key_value.bias,
499
- in_features=layer.attention.query_key_value.in_features,
500
- out_features=layer.attention.query_key_value.out_features,
501
- device=layer.attention.query_key_value.weight.device,
502
- quantization_cache=query_key_value_quantization_cache
503
- )
504
- layer.attention.dense = QuantizedLinearWithPara(
505
- weight_tensor=layer.attention.dense.weight.to(current_device),
506
- bias_tensor=layer.attention.dense.bias,
507
- in_features=layer.attention.dense.in_features,
508
- out_features=layer.attention.dense.out_features,
509
- device=layer.attention.dense.weight.device,
510
- quantization_cache=dense_quantization_cache
511
- )
512
- layer.mlp.dense_h_to_4h = QuantizedLinearWithPara(
513
- weight_tensor=layer.mlp.dense_h_to_4h.weight.to(current_device),
514
- bias_tensor=layer.mlp.dense_h_to_4h.bias,
515
- in_features=layer.mlp.dense_h_to_4h.in_features,
516
- out_features=layer.mlp.dense_h_to_4h.out_features,
517
- device=layer.mlp.dense_h_to_4h.weight.device,
518
- quantization_cache=dense_h_to_4h_quantization_cache
519
- )
520
- layer.mlp.dense_4h_to_h = QuantizedLinearWithPara(
521
- weight_tensor=layer.mlp.dense_4h_to_h.weight.to(current_device),
522
- bias_tensor=layer.mlp.dense_4h_to_h.bias,
523
- in_features=layer.mlp.dense_4h_to_h.in_features,
524
- out_features=layer.mlp.dense_4h_to_h.out_features,
525
- device=layer.mlp.dense_4h_to_h.weight.device,
526
- quantization_cache=dense_4h_to_h_quantization_cache
527
- )
528
- return model
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
ChatGLM-6b-int4(origin)/quantization_kernels.c DELETED
@@ -1,34 +0,0 @@
1
- void compress_int4_weight(void *weight, void *out, int n, int m)
2
- {
3
- for(int i=0;i<n*m;i++)
4
- {
5
- (*(unsigned char*)(out)) = ((*(unsigned char*)(weight)) << 4);
6
- weight += sizeof(char);
7
- (*(unsigned char*)(out)) |= ((*(unsigned char*)(weight)) & 15);
8
- weight += sizeof(char);
9
- out += sizeof(char);
10
- }
11
- }
12
-
13
- void extract_int8_weight_to_float(void *weight, void *scale_list, void *out, int n, int m)
14
- {
15
- for(int i=0;i<n;i++)
16
- for(int j=0;j<m;j++)
17
- (*(float*)(out + sizeof(float) * (i * m + j))) = (*(float*)(scale_list + sizeof(float) * i)) * (*(char*)(weight + sizeof(char) * (i * m + j)));
18
- }
19
-
20
- void extract_int4_weight_to_float(void *weight, void *scale_list, void *out, int n, int m)
21
- {
22
- for(int i=0;i<n;i++)
23
- {
24
- for(int j=0;j<m;j++)
25
- {
26
- (*(float*)(out)) = (*(float*)(scale_list)) * ((*(char*)(weight)) >> 4);
27
- out += sizeof(float);
28
- (*(float*)(out)) = (*(float*)(scale_list)) * (((char)((*(unsigned char*)(weight)) << 4))>> 4);
29
- out += sizeof(float);
30
- weight += sizeof(char);
31
- }
32
- scale_list += sizeof(float);
33
- }
34
- }
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
ChatGLM-6b-int4(origin)/quantization_kernels_parallel.c DELETED
@@ -1,47 +0,0 @@
1
- #include <omp.h>
2
-
3
- void set_num_threads(int n_threads)
4
- {
5
- omp_set_num_threads(n_threads);
6
- }
7
-
8
- int get_num_threads()
9
- {
10
- return omp_get_num_threads();
11
- }
12
-
13
- void compress_int4_weight(void *weight, void *out, int n, int m)
14
- {
15
- #pragma omp parallel for
16
- for(int i=0;i<n;i++)
17
- {
18
- for(int j=0;j<m;j++)
19
- {
20
- (*(unsigned char*)(out + sizeof(unsigned char) * (i * m + j))) = ((*(unsigned char*)(weight + sizeof(unsigned char) * (i * (m << 1) + (j << 1)))) << 4);
21
- (*(unsigned char*)(out + sizeof(unsigned char) * (i * m + j))) |= (((*(unsigned char*)(weight + sizeof(unsigned char) * (i * (m << 1) + ((j << 1) | 1)))) & 15));
22
- }
23
- }
24
- }
25
-
26
- void extract_int8_weight_to_float(void *weight, void *scale_list, void *out, int n, int m)
27
- {
28
- #pragma omp parallel for
29
- for(int i=0;i<n;i++)
30
- {
31
- for(int j=0;j<m;j++)
32
- (*(float*)(out + sizeof(float) * (i * m + j))) = (*(float*)(scale_list + sizeof(float) * i)) * (*(char*)(weight + sizeof(char) * (i * m + j)));
33
- }
34
- }
35
-
36
- void extract_int4_weight_to_float(void *weight, void *scale_list, void *out, int n, int m)
37
- {
38
- #pragma omp parallel for
39
- for(int i=0;i<n;i++)
40
- {
41
- for(int j=0;j<m;j++)
42
- {
43
- (*(float*)(out + sizeof(float) * (i * (m << 1) + (j << 1)))) = (*(float*)(scale_list + sizeof(float) * i)) * ((*(char*)(weight + sizeof(char) * (i * m + j))) >> 4);
44
- (*(float*)(out + sizeof(float) * (i * (m << 1) + ((j << 1) | 1)))) = (*(float*)(scale_list + sizeof(float) * i)) * (((char)((*(unsigned char*)(weight + sizeof(char) * (i * m + j))) << 4))>> 4);
45
- }
46
- }
47
- }
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
ChatGLM-6b-int4(origin)/tokenization_chatglm.py DELETED
@@ -1,430 +0,0 @@
1
- """Tokenization classes for ChatGLM."""
2
- from typing import List, Optional, Union
3
- import os
4
-
5
- from transformers.tokenization_utils import PreTrainedTokenizer
6
- from transformers.utils import logging, PaddingStrategy
7
- from transformers.tokenization_utils_base import EncodedInput, BatchEncoding
8
- from typing import Dict
9
- import sentencepiece as spm
10
- import numpy as np
11
-
12
- logger = logging.get_logger(__name__)
13
-
14
- PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES = {
15
- "THUDM/chatglm-6b": 2048,
16
- }
17
-
18
-
19
- class TextTokenizer:
20
- def __init__(self, model_path):
21
- self.sp = spm.SentencePieceProcessor()
22
- self.sp.Load(model_path)
23
- self.num_tokens = self.sp.vocab_size()
24
-
25
- def encode(self, text):
26
- return self.sp.EncodeAsIds(text)
27
-
28
- def decode(self, ids: List[int]):
29
- return self.sp.DecodeIds(ids)
30
-
31
- def tokenize(self, text):
32
- return self.sp.EncodeAsPieces(text)
33
-
34
- def convert_tokens_to_ids(self, tokens):
35
- return [self.sp.PieceToId(token) for token in tokens]
36
-
37
- def convert_token_to_id(self, token):
38
- return self.sp.PieceToId(token)
39
-
40
- def convert_id_to_token(self, idx):
41
- return self.sp.IdToPiece(idx)
42
-
43
- def __len__(self):
44
- return self.num_tokens
45
-
46
-
47
- class SPTokenizer:
48
- def __init__(
49
- self,
50
- vocab_file,
51
- num_image_tokens=20000,
52
- max_blank_length=80,
53
- byte_fallback=True,
54
- ):
55
- assert vocab_file is not None
56
- self.vocab_file = vocab_file
57
- self.num_image_tokens = num_image_tokens
58
- self.special_tokens = ["[MASK]", "[gMASK]", "[sMASK]", "<unused_0>", "<sop>", "<eop>", "<ENC>", "<dBLOCK>"]
59
- self.max_blank_length = max_blank_length
60
- self.byte_fallback = byte_fallback
61
- self.text_tokenizer = TextTokenizer(vocab_file)
62
-
63
- def _get_text_tokenizer(self):
64
- return self.text_tokenizer
65
-
66
- @staticmethod
67
- def get_blank_token(length: int):
68
- assert length >= 2
69
- return f"<|blank_{length}|>"
70
-
71
- @staticmethod
72
- def get_tab_token():
73
- return f"<|tab|>"
74
-
75
- @property
76
- def num_text_tokens(self):
77
- return self.text_tokenizer.num_tokens
78
-
79
- @property
80
- def num_tokens(self):
81
- return self.num_image_tokens + self.num_text_tokens
82
-
83
- @staticmethod
84
- def _encode_whitespaces(text: str, max_len: int = 80):
85
- text = text.replace("\t", SPTokenizer.get_tab_token())
86
- for i in range(max_len, 1, -1):
87
- text = text.replace(" " * i, SPTokenizer.get_blank_token(i))
88
- return text
89
-
90
- def _preprocess(self, text: str, linebreak=True, whitespaces=True):
91
- if linebreak:
92
- text = text.replace("\n", "<n>")
93
- if whitespaces:
94
- text = self._encode_whitespaces(text, max_len=self.max_blank_length)
95
- return text
96
-
97
- def encode(
98
- self, text: str, linebreak=True, whitespaces=True, add_dummy_prefix=True
99
- ) -> List[int]:
100
- """
101
- @param text: Text to encode.
102
- @param linebreak: Whether to encode newline (\n) in text.
103
- @param whitespaces: Whether to encode multiple whitespaces or tab in text, useful for source code encoding.
104
- @param special_tokens: Whether to encode special token ([MASK], [gMASK], etc.) in text.
105
- @param add_dummy_prefix: Whether to add dummy blank space in the beginning.
106
- """
107
- text = self._preprocess(text, linebreak, whitespaces)
108
- if not add_dummy_prefix:
109
- text = "<n>" + text
110
- tmp = self._get_text_tokenizer().encode(text)
111
- tokens = [x + self.num_image_tokens for x in tmp]
112
- return tokens if add_dummy_prefix else tokens[2:]
113
-
114
- def decode(self, text_ids: List[int]) -> str:
115
- ids = [int(_id) - self.num_image_tokens for _id in text_ids]
116
- ids = [_id for _id in ids if _id >= 0]
117
- text = self._get_text_tokenizer().decode(ids)
118
- text = text.replace("<n>", "\n")
119
- text = text.replace(SPTokenizer.get_tab_token(), "\t")
120
- for i in range(2, self.max_blank_length + 1):
121
- text = text.replace(self.get_blank_token(i), " " * i)
122
- return text
123
-
124
- def tokenize(
125
- self, text: str, linebreak=True, whitespaces=True, add_dummy_prefix=True
126
- ) -> List[str]:
127
- """
128
- @param text: Text to encode.
129
- @param linebreak: Whether to encode newline (\n) in text.
130
- @param whitespaces: Whether to encode multiple whitespaces or tab in text, useful for source code encoding.
131
- @param special_tokens: Whether to encode special token ([MASK], [gMASK], etc.) in text.
132
- @param add_dummy_prefix: Whether to add dummy blank space in the beginning.
133
- """
134
- text = self._preprocess(text, linebreak, whitespaces)
135
- if not add_dummy_prefix:
136
- text = "<n>" + text
137
- tokens = self._get_text_tokenizer().tokenize(text)
138
- return tokens if add_dummy_prefix else tokens[2:]
139
-
140
- def __getitem__(self, x: Union[int, str]):
141
- if isinstance(x, int):
142
- if x < self.num_image_tokens:
143
- return "<image_{}>".format(x)
144
- else:
145
- return self.text_tokenizer.convert_id_to_token(x - self.num_image_tokens)
146
- elif isinstance(x, str):
147
- if x.startswith("<image_") and x.endswith(">") and x[7:-1].isdigit():
148
- return int(x[7:-1])
149
- else:
150
- return self.text_tokenizer.convert_token_to_id(x) + self.num_image_tokens
151
- else:
152
- raise ValueError("The key should be str or int.")
153
-
154
-
155
- class ChatGLMTokenizer(PreTrainedTokenizer):
156
- """
157
- Construct a ChatGLM tokenizer. Based on byte-level Byte-Pair-Encoding.
158
-
159
- Args:
160
- vocab_file (`str`):
161
- Path to the vocabulary file.
162
- """
163
-
164
- vocab_files_names = {"vocab_file": "ice_text.model"}
165
- max_model_input_sizes = PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
166
- model_input_names = ["input_ids", "attention_mask", "position_ids"]
167
-
168
- def __init__(
169
- self,
170
- vocab_file,
171
- do_lower_case=False,
172
- remove_space=False,
173
- bos_token='<sop>',
174
- eos_token='<eop>',
175
- end_token='</s>',
176
- mask_token='[MASK]',
177
- gmask_token='[gMASK]',
178
- padding_side="left",
179
- pad_token="<pad>",
180
- unk_token="<unk>",
181
- num_image_tokens=20000,
182
- **kwargs
183
- ) -> None:
184
- super().__init__(
185
- do_lower_case=do_lower_case,
186
- remove_space=remove_space,
187
- padding_side=padding_side,
188
- bos_token=bos_token,
189
- eos_token=eos_token,
190
- end_token=end_token,
191
- mask_token=mask_token,
192
- gmask_token=gmask_token,
193
- pad_token=pad_token,
194
- unk_token=unk_token,
195
- num_image_tokens=num_image_tokens,
196
- **kwargs
197
- )
198
-
199
- self.do_lower_case = do_lower_case
200
- self.remove_space = remove_space
201
- self.vocab_file = vocab_file
202
-
203
- self.bos_token = bos_token
204
- self.eos_token = eos_token
205
- self.end_token = end_token
206
- self.mask_token = mask_token
207
- self.gmask_token = gmask_token
208
-
209
- self.sp_tokenizer = SPTokenizer(vocab_file, num_image_tokens=num_image_tokens)
210
-
211
- """ Initialisation """
212
-
213
- @property
214
- def gmask_token_id(self) -> Optional[int]:
215
- if self.gmask_token is None:
216
- return None
217
- return self.convert_tokens_to_ids(self.gmask_token)
218
-
219
- @property
220
- def end_token_id(self) -> Optional[int]:
221
- """
222
- `Optional[int]`: Id of the end of context token in the vocabulary. Returns `None` if the token has not been
223
- set.
224
- """
225
- if self.end_token is None:
226
- return None
227
- return self.convert_tokens_to_ids(self.end_token)
228
-
229
- @property
230
- def vocab_size(self):
231
- """ Returns vocab size """
232
- return self.sp_tokenizer.num_tokens
233
-
234
- def get_vocab(self):
235
- """ Returns vocab as a dict """
236
- vocab = {self._convert_id_to_token(i): i for i in range(self.vocab_size)}
237
- vocab.update(self.added_tokens_encoder)
238
- return vocab
239
-
240
- def preprocess_text(self, inputs):
241
- if self.remove_space:
242
- outputs = " ".join(inputs.strip().split())
243
- else:
244
- outputs = inputs
245
-
246
- if self.do_lower_case:
247
- outputs = outputs.lower()
248
-
249
- return outputs
250
-
251
- def _tokenize(self, text, **kwargs):
252
- """ Returns a tokenized string. """
253
- text = self.preprocess_text(text)
254
-
255
- seq = self.sp_tokenizer.tokenize(text)
256
-
257
- return seq
258
-
259
- def _decode(
260
- self,
261
- token_ids: Union[int, List[int]],
262
- skip_special_tokens: bool = False,
263
- clean_up_tokenization_spaces: bool = True,
264
- **kwargs
265
- ) -> str:
266
- if isinstance(token_ids, int):
267
- token_ids = [token_ids]
268
- if len(token_ids) == 0:
269
- return ""
270
- if self.pad_token_id in token_ids: # remove pad
271
- token_ids = list(filter((self.pad_token_id).__ne__, token_ids))
272
- return self.sp_tokenizer.decode(token_ids)
273
-
274
- def _convert_token_to_id(self, token):
275
- """ Converts a token (str) in an id using the vocab. """
276
- return self.sp_tokenizer[token]
277
-
278
- def _convert_id_to_token(self, index):
279
- """Converts an index (integer) in a token (str) using the vocab."""
280
- return self.sp_tokenizer[index]
281
-
282
- def save_vocabulary(self, save_directory, filename_prefix=None):
283
- """
284
- Save the vocabulary and special tokens file to a directory.
285
-
286
- Args:
287
- save_directory (`str`):
288
- The directory in which to save the vocabulary.
289
- filename_prefix (`str`, *optional*):
290
- An optional prefix to add to the named of the saved files.
291
-
292
- Returns:
293
- `Tuple(str)`: Paths to the files saved.
294
- """
295
- if os.path.isdir(save_directory):
296
- vocab_file = os.path.join(
297
- save_directory, self.vocab_files_names["vocab_file"]
298
- )
299
- else:
300
- vocab_file = save_directory
301
-
302
- with open(self.vocab_file, 'rb') as fin:
303
- proto_str = fin.read()
304
-
305
- with open(vocab_file, "wb") as writer:
306
- writer.write(proto_str)
307
-
308
- return (vocab_file,)
309
-
310
- def build_inputs_with_special_tokens(
311
- self, token_ids_0: List[int], token_ids_1: Optional[List[int]] = None
312
- ) -> List[int]:
313
- """
314
- Build model inputs from a sequence or a pair of sequence for sequence classification tasks by concatenating and
315
- adding special tokens. A BERT sequence has the following format:
316
-
317
- - single sequence: `[CLS] X [SEP]`
318
- - pair of sequences: `[CLS] A [SEP] B [SEP]`
319
-
320
- Args:
321
- token_ids_0 (`List[int]`):
322
- List of IDs to which the special tokens will be added.
323
- token_ids_1 (`List[int]`, *optional*):
324
- Optional second list of IDs for sequence pairs.
325
-
326
- Returns:
327
- `List[int]`: List of [input IDs](../glossary#input-ids) with the appropriate special tokens.
328
- """
329
- gmask_id = self.sp_tokenizer[self.gmask_token]
330
- eos_id = self.sp_tokenizer[self.eos_token]
331
- token_ids_0 = token_ids_0 + [gmask_id, self.sp_tokenizer[self.bos_token]]
332
- if token_ids_1 is not None:
333
- token_ids_0 = token_ids_0 + token_ids_1 + [eos_id]
334
- return token_ids_0
335
-
336
- def _pad(
337
- self,
338
- encoded_inputs: Union[Dict[str, EncodedInput], BatchEncoding],
339
- max_length: Optional[int] = None,
340
- padding_strategy: PaddingStrategy = PaddingStrategy.DO_NOT_PAD,
341
- pad_to_multiple_of: Optional[int] = None,
342
- return_attention_mask: Optional[bool] = None,
343
- ) -> dict:
344
- """
345
- Pad encoded inputs (on left/right and up to predefined length or max length in the batch)
346
-
347
- Args:
348
- encoded_inputs:
349
- Dictionary of tokenized inputs (`List[int]`) or batch of tokenized inputs (`List[List[int]]`).
350
- max_length: maximum length of the returned list and optionally padding length (see below).
351
- Will truncate by taking into account the special tokens.
352
- padding_strategy: PaddingStrategy to use for padding.
353
-
354
- - PaddingStrategy.LONGEST Pad to the longest sequence in the batch
355
- - PaddingStrategy.MAX_LENGTH: Pad to the max length (default)
356
- - PaddingStrategy.DO_NOT_PAD: Do not pad
357
- The tokenizer padding sides are defined in self.padding_side:
358
-
359
- - 'left': pads on the left of the sequences
360
- - 'right': pads on the right of the sequences
361
- pad_to_multiple_of: (optional) Integer if set will pad the sequence to a multiple of the provided value.
362
- This is especially useful to enable the use of Tensor Core on NVIDIA hardware with compute capability
363
- `>= 7.5` (Volta).
364
- return_attention_mask:
365
- (optional) Set to False to avoid returning attention mask (default: set to model specifics)
366
- """
367
- # Load from model defaults
368
- bos_token_id = self.sp_tokenizer[self.bos_token]
369
- mask_token_id = self.sp_tokenizer[self.mask_token]
370
- gmask_token_id = self.sp_tokenizer[self.gmask_token]
371
- assert self.padding_side == "left"
372
-
373
- required_input = encoded_inputs[self.model_input_names[0]]
374
- seq_length = len(required_input)
375
-
376
- if padding_strategy == PaddingStrategy.LONGEST:
377
- max_length = len(required_input)
378
-
379
- if max_length is not None and pad_to_multiple_of is not None and (max_length % pad_to_multiple_of != 0):
380
- max_length = ((max_length // pad_to_multiple_of) + 1) * pad_to_multiple_of
381
-
382
- needs_to_be_padded = padding_strategy != PaddingStrategy.DO_NOT_PAD and len(required_input) != max_length
383
-
384
- # Initialize attention mask if not present.
385
- if max_length is not None:
386
- if "attention_mask" not in encoded_inputs:
387
- if bos_token_id in required_input:
388
- context_length = required_input.index(bos_token_id)
389
- else:
390
- context_length = seq_length
391
- attention_mask = np.ones((1, seq_length, seq_length))
392
- attention_mask = np.tril(attention_mask)
393
- attention_mask[:, :, :context_length] = 1
394
- attention_mask = np.bool_(attention_mask < 0.5)
395
- encoded_inputs["attention_mask"] = attention_mask
396
-
397
- if "position_ids" not in encoded_inputs:
398
- if bos_token_id in required_input:
399
- context_length = required_input.index(bos_token_id)
400
- else:
401
- context_length = seq_length
402
- position_ids = np.arange(seq_length, dtype=np.int64)
403
- mask_token = mask_token_id if mask_token_id in required_input else gmask_token_id
404
- if mask_token in required_input:
405
- mask_position = required_input.index(mask_token)
406
- position_ids[context_length:] = mask_position
407
- block_position_ids = np.concatenate(
408
- [np.zeros(context_length, dtype=np.int64),
409
- np.arange(1, seq_length - context_length + 1, dtype=np.int64)])
410
- encoded_inputs["position_ids"] = np.stack([position_ids, block_position_ids], axis=0)
411
-
412
- if needs_to_be_padded:
413
- difference = max_length - len(required_input)
414
-
415
- if "attention_mask" in encoded_inputs:
416
- encoded_inputs["attention_mask"] = np.pad(encoded_inputs["attention_mask"],
417
- pad_width=[(0, 0), (difference, 0), (difference, 0)],
418
- mode='constant', constant_values=True)
419
- if "token_type_ids" in encoded_inputs:
420
- encoded_inputs["token_type_ids"] = [self.pad_token_type_id] * difference + encoded_inputs[
421
- "token_type_ids"
422
- ]
423
- if "special_tokens_mask" in encoded_inputs:
424
- encoded_inputs["special_tokens_mask"] = [1] * difference + encoded_inputs["special_tokens_mask"]
425
- if "position_ids" in encoded_inputs:
426
- encoded_inputs["position_ids"] = np.pad(encoded_inputs["position_ids"],
427
- pad_width=[(0, 0), (difference, 0)])
428
- encoded_inputs[self.model_input_names[0]] = [self.pad_token_id] * difference + required_input
429
-
430
- return encoded_inputs
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
ChatGLM-6b-int4(origin)/tokenizer_config.json DELETED
@@ -1,20 +0,0 @@
1
- {
2
- "name_or_path": "NewBreaker/chatglm-6b-int4",
3
- "bos_token": "<sop>",
4
- "eos_token": "<eop>",
5
- "end_token": "</s>",
6
- "gmask_token": "[gMASK]",
7
- "mask_token": "[MASK]",
8
- "pad_token": "<pad>",
9
- "unk_token": "<unk>",
10
- "remove_space": false,
11
- "do_lower_case": false,
12
- "tokenizer_class": "ChatGLMTokenizer",
13
- "num_image_tokens": 0,
14
- "auto_map": {
15
- "AutoTokenizer": [
16
- "tokenization_chatglm.ChatGLMTokenizer",
17
- null
18
- ]
19
- }
20
- }
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
demo/.gitattributes DELETED
@@ -1,10 +0,0 @@
1
- *.bin.* filter=lfs diff=lfs merge=lfs -text
2
- *.lfs.* filter=lfs diff=lfs merge=lfs -text
3
- *.bin filter=lfs diff=lfs merge=lfs -text
4
- *.h5 filter=lfs diff=lfs merge=lfs -text
5
- *.tflite filter=lfs diff=lfs merge=lfs -text
6
- *.tar.gz filter=lfs diff=lfs merge=lfs -text
7
- *.ot filter=lfs diff=lfs merge=lfs -text
8
- *.onnx filter=lfs diff=lfs merge=lfs -text
9
- *.msgpack filter=lfs diff=lfs merge=lfs -text
10
- model.safetensors filter=lfs diff=lfs merge=lfs -text
 
 
 
 
 
 
 
 
 
 
 
demo/README.md DELETED
@@ -1,145 +0,0 @@
1
- ---
2
- language: en
3
- license: cc-by-4.0
4
- datasets:
5
- - squad_v2
6
- model-index:
7
- - name: deepset/roberta-base-squad2
8
- results:
9
- - task:
10
- type: question-answering
11
- name: Question Answering
12
- dataset:
13
- name: squad_v2
14
- type: squad_v2
15
- config: squad_v2
16
- split: validation
17
- metrics:
18
- - type: exact_match
19
- value: 79.9309
20
- name: Exact Match
21
- verified: true
22
- verifyToken: eyJhbGciOiJFZERTQSIsInR5cCI6IkpXVCJ9.eyJoYXNoIjoiMDhhNjg5YzNiZGQ1YTIyYTAwZGUwOWEzZTRiYzdjM2QzYjA3ZTUxNDM1NjE1MTUyMjE1MGY1YzEzMjRjYzVjYiIsInZlcnNpb24iOjF9.EH5JJo8EEFwU7osPz3s7qanw_tigeCFhCXjSfyN0Y1nWVnSfulSxIk_DbAEI5iE80V4EKLyp5-mYFodWvL2KDA
23
- - type: f1
24
- value: 82.9501
25
- name: F1
26
- verified: true
27
- verifyToken: eyJhbGciOiJFZERTQSIsInR5cCI6IkpXVCJ9.eyJoYXNoIjoiMjk5ZDYwOGQyNjNkMWI0OTE4YzRmOTlkY2JjNjQ0YTZkNTMzMzNkYTA0MDFmNmI3NjA3NjNlMjhiMDQ2ZjJjNSIsInZlcnNpb24iOjF9.DDm0LNTkdLbGsue58bg1aH_s67KfbcmkvL-6ZiI2s8IoxhHJMSf29H_uV2YLyevwx900t-MwTVOW3qfFnMMEAQ
28
- - type: total
29
- value: 11869
30
- name: total
31
- verified: true
32
- verifyToken: eyJhbGciOiJFZERTQSIsInR5cCI6IkpXVCJ9.eyJoYXNoIjoiMGFkMmI2ODM0NmY5NGNkNmUxYWViOWYxZDNkY2EzYWFmOWI4N2VhYzY5MGEzMTVhOTU4Zjc4YWViOGNjOWJjMCIsInZlcnNpb24iOjF9.fexrU1icJK5_MiifBtZWkeUvpmFISqBLDXSQJ8E6UnrRof-7cU0s4tX_dIsauHWtUpIHMPZCf5dlMWQKXZuAAA
33
- ---
34
-
35
- # roberta-base for QA
36
-
37
- This is the [roberta-base](https://huggingface.co/roberta-base) model, fine-tuned using the [SQuAD2.0](https://huggingface.co/datasets/squad_v2) dataset. It's been trained on question-answer pairs, including unanswerable questions, for the task of Question Answering.
38
-
39
-
40
- ## Overview
41
- **Language model:** roberta-base
42
- **Language:** English
43
- **Downstream-task:** Extractive QA
44
- **Training data:** SQuAD 2.0
45
- **Eval data:** SQuAD 2.0
46
- **Code:** See [an example QA pipeline on Haystack](https://haystack.deepset.ai/tutorials/first-qa-system)
47
- **Infrastructure**: 4x Tesla v100
48
-
49
- ## Hyperparameters
50
-
51
- ```
52
- batch_size = 96
53
- n_epochs = 2
54
- base_LM_model = "roberta-base"
55
- max_seq_len = 386
56
- learning_rate = 3e-5
57
- lr_schedule = LinearWarmup
58
- warmup_proportion = 0.2
59
- doc_stride=128
60
- max_query_length=64
61
- ```
62
-
63
- ## Using a distilled model instead
64
- Please note that we have also released a distilled version of this model called [deepset/tinyroberta-squad2](https://huggingface.co/deepset/tinyroberta-squad2). The distilled model has a comparable prediction quality and runs at twice the speed of the base model.
65
-
66
- ## Usage
67
-
68
- ### In Haystack
69
- Haystack is an NLP framework by deepset. You can use this model in a Haystack pipeline to do question answering at scale (over many documents). To load the model in [Haystack](https://github.com/deepset-ai/haystack/):
70
- ```python
71
- reader = FARMReader(model_name_or_path="deepset/roberta-base-squad2")
72
- # or
73
- reader = TransformersReader(model_name_or_path="deepset/roberta-base-squad2",tokenizer="deepset/roberta-base-squad2")
74
- ```
75
- For a complete example of ``roberta-base-squad2`` being used for Question Answering, check out the [Tutorials in Haystack Documentation](https://haystack.deepset.ai/tutorials/first-qa-system)
76
-
77
- ### In Transformers
78
- ```python
79
- from transformers import AutoModelForQuestionAnswering, AutoTokenizer, pipeline
80
-
81
- model_name = "deepset/roberta-base-squad2"
82
-
83
- # a) Get predictions
84
- nlp = pipeline('question-answering', model=model_name, tokenizer=model_name)
85
- QA_input = {
86
- 'question': 'Why is model conversion important?',
87
- 'context': 'The option to convert models between FARM and transformers gives freedom to the user and let people easily switch between frameworks.'
88
- }
89
- res = nlp(QA_input)
90
-
91
- # b) Load model & tokenizer
92
- model = AutoModelForQuestionAnswering.from_pretrained(model_name)
93
- tokenizer = AutoTokenizer.from_pretrained(model_name)
94
- ```
95
-
96
- ## Performance
97
- Evaluated on the SQuAD 2.0 dev set with the [official eval script](https://worksheets.codalab.org/rest/bundles/0x6b567e1cf2e041ec80d7098f031c5c9e/contents/blob/).
98
-
99
- ```
100
- "exact": 79.87029394424324,
101
- "f1": 82.91251169582613,
102
-
103
- "total": 11873,
104
- "HasAns_exact": 77.93522267206478,
105
- "HasAns_f1": 84.02838248389763,
106
- "HasAns_total": 5928,
107
- "NoAns_exact": 81.79983179142137,
108
- "NoAns_f1": 81.79983179142137,
109
- "NoAns_total": 5945
110
- ```
111
-
112
- ## Authors
113
- **Branden Chan:** branden.chan@deepset.ai
114
- **Timo Möller:** timo.moeller@deepset.ai
115
- **Malte Pietsch:** malte.pietsch@deepset.ai
116
- **Tanay Soni:** tanay.soni@deepset.ai
117
-
118
- ## About us
119
-
120
- <div class="grid lg:grid-cols-2 gap-x-4 gap-y-3">
121
- <div class="w-full h-40 object-cover mb-2 rounded-lg flex items-center justify-center">
122
- <img alt="" src="https://raw.githubusercontent.com/deepset-ai/.github/main/deepset-logo-colored.png" class="w-40"/>
123
- </div>
124
- <div class="w-full h-40 object-cover mb-2 rounded-lg flex items-center justify-center">
125
- <img alt="" src="https://raw.githubusercontent.com/deepset-ai/.github/main/haystack-logo-colored.png" class="w-40"/>
126
- </div>
127
- </div>
128
-
129
- [deepset](http://deepset.ai/) is the company behind the open-source NLP framework [Haystack](https://haystack.deepset.ai/) which is designed to help you build production ready NLP systems that use: Question answering, summarization, ranking etc.
130
-
131
-
132
- Some of our other work:
133
- - [Distilled roberta-base-squad2 (aka "tinyroberta-squad2")]([https://huggingface.co/deepset/tinyroberta-squad2)
134
- - [German BERT (aka "bert-base-german-cased")](https://deepset.ai/german-bert)
135
- - [GermanQuAD and GermanDPR datasets and models (aka "gelectra-base-germanquad", "gbert-base-germandpr")](https://deepset.ai/germanquad)
136
-
137
- ## Get in touch and join the Haystack community
138
-
139
- <p>For more info on Haystack, visit our <strong><a href="https://github.com/deepset-ai/haystack">GitHub</a></strong> repo and <strong><a href="https://docs.haystack.deepset.ai">Documentation</a></strong>.
140
-
141
- We also have a <strong><a class="h-7" href="https://haystack.deepset.ai/community">Discord community open to everyone!</a></strong></p>
142
-
143
- [Twitter](https://twitter.com/deepset_ai) | [LinkedIn](https://www.linkedin.com/company/deepset-ai/) | [Discord](https://haystack.deepset.ai/community) | [GitHub Discussions](https://github.com/deepset-ai/haystack/discussions) | [Website](https://deepset.ai)
144
-
145
- By the way: [we're hiring!](http://www.deepset.ai/jobs)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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