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--- |
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license: apache-2.0 |
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tags: |
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- finetuned |
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base_model: mistralai/Mistral-7B-v0.1 |
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pipeline_tag: text-generation |
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inference: true |
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widget: |
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- messages: |
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- role: user |
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content: What is your favorite condiment? |
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extra_gated_description: If you want to learn more about how we process your personal data, please read our <a href="https://mistral.ai/terms/">Privacy Policy</a>. |
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--- |
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# Model Card for Mistral-7B-Instruct-v0.1 |
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## Encode and Decode with `mistral_common` |
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```py |
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from mistral_common.tokens.tokenizers.mistral import MistralTokenizer |
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from mistral_common.protocol.instruct.messages import UserMessage |
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from mistral_common.protocol.instruct.request import ChatCompletionRequest |
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mistral_models_path = "MISTRAL_MODELS_PATH" |
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tokenizer = MistralTokenizer.v1() |
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completion_request = ChatCompletionRequest(messages=[UserMessage(content="Explain Machine Learning to me in a nutshell.")]) |
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tokens = tokenizer.encode_chat_completion(completion_request).tokens |
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``` |
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## Inference with `mistral_inference` |
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```py |
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from mistral_inference.transformer import Transformer |
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from mistral_inference.generate import generate |
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model = Transformer.from_folder(mistral_models_path) |
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out_tokens, _ = generate([tokens], model, max_tokens=64, temperature=0.0, eos_id=tokenizer.instruct_tokenizer.tokenizer.eos_id) |
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result = tokenizer.decode(out_tokens[0]) |
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print(result) |
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``` |
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## Inference with hugging face `transformers` |
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```py |
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from transformers import AutoModelForCausalLM |
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model = AutoModelForCausalLM.from_pretrained("mistralai/Mistral-7B-Instruct-v0.1") |
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model.to("cuda") |
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generated_ids = model.generate(tokens, max_new_tokens=1000, do_sample=True) |
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# decode with mistral tokenizer |
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result = tokenizer.decode(generated_ids[0].tolist()) |
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print(result) |
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``` |
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> [!TIP] |
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> PRs to correct the `transformers` tokenizer so that it gives 1-to-1 the same results as the `mistral_common` reference implementation are very welcome! |
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--- |
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The Mistral-7B-Instruct-v0.1 Large Language Model (LLM) is a instruct fine-tuned version of the [Mistral-7B-v0.1](https://huggingface.co/mistralai/Mistral-7B-v0.1) generative text model using a variety of publicly available conversation datasets. |
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For full details of this model please read our [paper](https://arxiv.org/abs/2310.06825) and [release blog post](https://mistral.ai/news/announcing-mistral-7b/). |
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## Instruction format |
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In order to leverage instruction fine-tuning, your prompt should be surrounded by `[INST]` and `[/INST]` tokens. The very first instruction should begin with a begin of sentence id. The next instructions should not. The assistant generation will be ended by the end-of-sentence token id. |
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E.g. |
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``` |
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text = "<s>[INST] What is your favourite condiment? [/INST]" |
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"Well, I'm quite partial to a good squeeze of fresh lemon juice. It adds just the right amount of zesty flavour to whatever I'm cooking up in the kitchen!</s> " |
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"[INST] Do you have mayonnaise recipes? [/INST]" |
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``` |
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This format is available as a [chat template](https://huggingface.co/docs/transformers/main/chat_templating) via the `apply_chat_template()` method: |
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```python |
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from transformers import AutoModelForCausalLM, AutoTokenizer |
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device = "cuda" # the device to load the model onto |
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model = AutoModelForCausalLM.from_pretrained("mistralai/Mistral-7B-Instruct-v0.1") |
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tokenizer = AutoTokenizer.from_pretrained("mistralai/Mistral-7B-Instruct-v0.1") |
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messages = [ |
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{"role": "user", "content": "What is your favourite condiment?"}, |
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{"role": "assistant", "content": "Well, I'm quite partial to a good squeeze of fresh lemon juice. It adds just the right amount of zesty flavour to whatever I'm cooking up in the kitchen!"}, |
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{"role": "user", "content": "Do you have mayonnaise recipes?"} |
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] |
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encodeds = tokenizer.apply_chat_template(messages, return_tensors="pt") |
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model_inputs = encodeds.to(device) |
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model.to(device) |
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generated_ids = model.generate(model_inputs, max_new_tokens=1000, do_sample=True) |
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decoded = tokenizer.batch_decode(generated_ids) |
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print(decoded[0]) |
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``` |
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## Model Architecture |
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This instruction model is based on Mistral-7B-v0.1, a transformer model with the following architecture choices: |
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- Grouped-Query Attention |
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- Sliding-Window Attention |
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- Byte-fallback BPE tokenizer |
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## Troubleshooting |
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- If you see the following error: |
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``` |
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Traceback (most recent call last): |
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File "", line 1, in |
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File "/transformers/models/auto/auto_factory.py", line 482, in from_pretrained |
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config, kwargs = AutoConfig.from_pretrained( |
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File "/transformers/models/auto/configuration_auto.py", line 1022, in from_pretrained |
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config_class = CONFIG_MAPPING[config_dict["model_type"]] |
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File "/transformers/models/auto/configuration_auto.py", line 723, in getitem |
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raise KeyError(key) |
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KeyError: 'mistral' |
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``` |
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Installing transformers from source should solve the issue |
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pip install git+https://github.com/huggingface/transformers |
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This should not be required after transformers-v4.33.4. |
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## Limitations |
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The Mistral 7B Instruct model is a quick demonstration that the base model can be easily fine-tuned to achieve compelling performance. |
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It does not have any moderation mechanisms. We're looking forward to engaging with the community on ways to |
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make the model finely respect guardrails, allowing for deployment in environments requiring moderated outputs. |
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## The Mistral AI Team |
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Albert Jiang, Alexandre Sablayrolles, Arthur Mensch, Chris Bamford, Devendra Singh Chaplot, Diego de las Casas, Florian Bressand, Gianna Lengyel, Guillaume Lample, Lélio Renard Lavaud, Lucile Saulnier, Marie-Anne Lachaux, Pierre Stock, Teven Le Scao, Thibaut Lavril, Thomas Wang, Timothée Lacroix, William El Sayed. |