summaryrefslogtreecommitdiffstats
path: root/g4f/Provider/HuggingChat.py
blob: 00d49b826b77b68ef11db78242c968fa67a6a0b4 (plain) (blame)
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
139
140
141
142
143
from __future__ import annotations

import json, requests, re

from curl_cffi      import requests as cf_reqs
from ..typing       import CreateResult, Messages
from .base_provider import ProviderModelMixin, AbstractProvider
from .helper        import format_prompt

class HuggingChat(AbstractProvider, ProviderModelMixin):
    url             = "https://huggingface.co/chat"
    working         = True
    supports_stream = True
    default_model   = "mistralai/Mixtral-8x7B-Instruct-v0.1"
    models = [
        "HuggingFaceH4/zephyr-orpo-141b-A35b-v0.1",
        'CohereForAI/c4ai-command-r-plus',
        'mistralai/Mixtral-8x7B-Instruct-v0.1',
        'google/gemma-1.1-7b-it',
        'NousResearch/Nous-Hermes-2-Mixtral-8x7B-DPO',
        'mistralai/Mistral-7B-Instruct-v0.2',
        'meta-llama/Meta-Llama-3-70B-Instruct',
        'microsoft/Phi-3-mini-4k-instruct',
        '01-ai/Yi-1.5-34B-Chat'
    ]
    
    model_aliases = {
        "mistralai/Mistral-7B-Instruct-v0.1": "mistralai/Mistral-7B-Instruct-v0.2"
    }

    @classmethod
    def create_completion(
        cls,
        model: str,
        messages: Messages,
        stream: bool,
        **kwargs
    ) -> CreateResult:
        
        if (model in cls.models) :
            
            session = requests.Session()
            headers = {
                'accept'            : '*/*',
                'accept-language'   : 'en,fr-FR;q=0.9,fr;q=0.8,es-ES;q=0.7,es;q=0.6,en-US;q=0.5,am;q=0.4,de;q=0.3',
                'cache-control'     : 'no-cache',
                'origin'            : 'https://huggingface.co',
                'pragma'            : 'no-cache',
                'priority'          : 'u=1, i',
                'referer'           : 'https://huggingface.co/chat/',
                'sec-ch-ua'         : '"Not/A)Brand";v="8", "Chromium";v="126", "Google Chrome";v="126"',
                'sec-ch-ua-mobile'  : '?0',
                'sec-ch-ua-platform': '"macOS"',
                'sec-fetch-dest'    : 'empty',
                'sec-fetch-mode'    : 'cors',
                'sec-fetch-site'    : 'same-origin',
                'user-agent'        : 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36',
            }

            json_data = {
                'searchEnabled'     : True,
                'activeModel'       : 'CohereForAI/c4ai-command-r-plus', # doesn't matter
                'hideEmojiOnSidebar': False,
                'customPrompts'     : {},
                'assistants'        : [],
                'tools'             : {},
                'disableStream'     : False,
                'recentlySaved'     : False,
                'ethicsModalAccepted'   : True,
                'ethicsModalAcceptedAt' : None,
                'shareConversationsWithModelAuthors': False,
            }

            response = cf_reqs.post('https://huggingface.co/chat/settings', headers=headers, json=json_data)
            session.cookies.update(response.cookies)

            response = session.post('https://huggingface.co/chat/conversation', 
                                    headers=headers, json={'model': model})

            conversationId = response.json()['conversationId']
            response       = session.get(f'https://huggingface.co/chat/conversation/{conversationId}/__data.json?x-sveltekit-invalidated=11',
                headers=headers,
            )

            messageId = extract_id(response.json())

            settings = {
                "inputs"      : format_prompt(messages),
                "id"          : messageId,
                "is_retry"    : False,
                "is_continue" : False,
                "web_search"  : False,
                
                # TODO // add feature to enable/disable tools
                "tools": {
                    "websearch"         : True,
                    "document_parser"   : False,
                    "query_calculator"  : False,
                    "image_generation"  : False,
                    "image_editing"     : False,
                    "fetch_url"         : False,
                }
            }

            payload = {
                "data": json.dumps(settings),
            }

            response = session.post(f"https://huggingface.co/chat/conversation/{conversationId}",
                headers=headers, data=payload, stream=True,
            )

            first_token = True
            for line in response.iter_lines():
                line = json.loads(line)
                
                if "type" not in line:
                    raise RuntimeError(f"Response: {line}")
                
                elif line["type"] == "stream":
                    token = line["token"]
                    if first_token:
                        token = token.lstrip().replace('\u0000', '')
                        first_token = False
                    
                    else:
                        token = token.replace('\u0000', '')

                    yield token
                
                elif line["type"] == "finalAnswer":
                    break

def extract_id(response: dict) -> str:
    data = response["nodes"][1]["data"]
    uuid_pattern = re.compile(
        r"^[\da-f]{8}-[\da-f]{4}-[\da-f]{4}-[\da-f]{4}-[\da-f]{12}$"
    )
    for item in data:
        if type(item) == str and uuid_pattern.match(item):
            return item

    return None