File size: 4,659 Bytes
5ed9e85
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
import re
from pathlib import Path

import yaml

from modules import loaders, shared, ui


def get_model_settings_from_yamls(model):
    settings = shared.model_config
    model_settings = {}
    for pat in settings:
        if re.match(pat.lower(), model.lower()):
            for k in settings[pat]:
                model_settings[k] = settings[pat][k]

    return model_settings


def infer_loader(model_name):
    path_to_model = Path(f'{shared.args.model_dir}/{model_name}')
    model_settings = get_model_settings_from_yamls(model_name)
    if not path_to_model.exists():
        loader = None
    elif Path(f'{shared.args.model_dir}/{model_name}/quantize_config.json').exists() or ('wbits' in model_settings and type(model_settings['wbits']) is int and model_settings['wbits'] > 0):
        loader = 'AutoGPTQ'
    elif len(list(path_to_model.glob('*ggml*.bin'))) > 0:
        loader = 'llama.cpp'
    elif re.match(r'.*ggml.*\.bin', model_name.lower()):
        loader = 'llama.cpp'
    elif re.match(r'.*rwkv.*\.pth', model_name.lower()):
        loader = 'RWKV'
    else:
        loader = 'Transformers'

    return loader


# UI: update the command-line arguments based on the interface values
def update_model_parameters(state, initial=False):
    elements = ui.list_model_elements()  # the names of the parameters
    gpu_memories = []

    for i, element in enumerate(elements):
        if element not in state:
            continue

        value = state[element]
        if element.startswith('gpu_memory'):
            gpu_memories.append(value)
            continue

        if initial and vars(shared.args)[element] != vars(shared.args_defaults)[element]:
            continue

        # Setting null defaults
        if element in ['wbits', 'groupsize', 'model_type'] and value == 'None':
            value = vars(shared.args_defaults)[element]
        elif element in ['cpu_memory'] and value == 0:
            value = vars(shared.args_defaults)[element]

        # Making some simple conversions
        if element in ['wbits', 'groupsize', 'pre_layer']:
            value = int(value)
        elif element == 'cpu_memory' and value is not None:
            value = f"{value}MiB"

        if element in ['pre_layer']:
            value = [value] if value > 0 else None

        setattr(shared.args, element, value)

    found_positive = False
    for i in gpu_memories:
        if i > 0:
            found_positive = True
            break

    if not (initial and vars(shared.args)['gpu_memory'] != vars(shared.args_defaults)['gpu_memory']):
        if found_positive:
            shared.args.gpu_memory = [f"{i}MiB" for i in gpu_memories]
        else:
            shared.args.gpu_memory = None


# UI: update the state variable with the model settings
def apply_model_settings_to_state(model, state):
    model_settings = get_model_settings_from_yamls(model)
    if 'loader' not in model_settings:
        loader = infer_loader(model)
        if 'wbits' in model_settings and type(model_settings['wbits']) is int and model_settings['wbits'] > 0:
            loader = 'AutoGPTQ'

        # If the user is using an alternative GPTQ loader, let them keep using it
        if not (loader == 'AutoGPTQ' and state['loader'] in ['GPTQ-for-LLaMa', 'ExLlama', 'ExLlama_HF']):
            state['loader'] = loader

    for k in model_settings:
        if k in state:
            if k in ['wbits', 'groupsize']:
                state[k] = str(model_settings[k])
            else:
                state[k] = model_settings[k]

    return state


# Save the settings for this model to models/config-user.yaml
def save_model_settings(model, state):
    if model == 'None':
        yield ("Not saving the settings because no model is loaded.")
        return

    with Path(f'{shared.args.model_dir}/config-user.yaml') as p:
        if p.exists():
            user_config = yaml.safe_load(open(p, 'r').read())
        else:
            user_config = {}

        model_regex = model + '$'  # For exact matches
        for _dict in [user_config, shared.model_config]:
            if model_regex not in _dict:
                _dict[model_regex] = {}

        if model_regex not in user_config:
            user_config[model_regex] = {}

        for k in ui.list_model_elements():
            if k == 'loader' or k in loaders.loaders_and_params[state['loader']]:
                user_config[model_regex][k] = state[k]
                shared.model_config[model_regex][k] = state[k]

        output = yaml.dump(user_config, sort_keys=False)
        with open(p, 'w') as f:
            f.write(output)

        yield (f"Settings for {model} saved to {p}")