mirror of
https://github.com/xtekky/gpt4free.git
synced 2024-11-03 03:40:12 +00:00
92 lines
2.9 KiB
Python
92 lines
2.9 KiB
Python
from __future__ import annotations
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import json
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import os
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import uuid
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import requests
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try:
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from Crypto.Cipher import AES
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except ImportError:
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from Cryptodome.Cipher import AES
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from ...typing import Any, CreateResult
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from ..base_provider import BaseProvider
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class GetGpt(BaseProvider):
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url = 'https://chat.getgpt.world/'
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supports_stream = True
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working = False
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supports_gpt_35_turbo = True
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@staticmethod
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def create_completion(
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model: str,
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messages: list[dict[str, str]],
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stream: bool, **kwargs: Any) -> CreateResult:
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headers = {
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'Content-Type' : 'application/json',
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'Referer' : 'https://chat.getgpt.world/',
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'user-agent' : 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36',
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}
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data = json.dumps(
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{
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'messages' : messages,
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'frequency_penalty' : kwargs.get('frequency_penalty', 0),
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'max_tokens' : kwargs.get('max_tokens', 4000),
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'model' : 'gpt-3.5-turbo',
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'presence_penalty' : kwargs.get('presence_penalty', 0),
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'temperature' : kwargs.get('temperature', 1),
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'top_p' : kwargs.get('top_p', 1),
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'stream' : True,
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'uuid' : str(uuid.uuid4())
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}
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)
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res = requests.post('https://chat.getgpt.world/api/chat/stream',
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headers=headers, json={'signature': _encrypt(data)}, stream=True)
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res.raise_for_status()
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for line in res.iter_lines():
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if b'content' in line:
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line_json = json.loads(line.decode('utf-8').split('data: ')[1])
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yield (line_json['choices'][0]['delta']['content'])
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@classmethod
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@property
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def params(cls):
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params = [
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('model', 'str'),
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('messages', 'list[dict[str, str]]'),
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('stream', 'bool'),
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('temperature', 'float'),
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('presence_penalty', 'int'),
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('frequency_penalty', 'int'),
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('top_p', 'int'),
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('max_tokens', 'int'),
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]
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param = ', '.join([': '.join(p) for p in params])
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return f'g4f.provider.{cls.__name__} supports: ({param})'
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def _encrypt(e: str):
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t = os.urandom(8).hex().encode('utf-8')
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n = os.urandom(8).hex().encode('utf-8')
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r = e.encode('utf-8')
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cipher = AES.new(t, AES.MODE_CBC, n)
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ciphertext = cipher.encrypt(_pad_data(r))
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return ciphertext.hex() + t.decode('utf-8') + n.decode('utf-8')
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def _pad_data(data: bytes) -> bytes:
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block_size = AES.block_size
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padding_size = block_size - len(data) % block_size
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padding = bytes([padding_size] * padding_size)
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return data + padding
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