mirror of
https://github.com/xtekky/gpt4free.git
synced 2024-11-27 13:42:19 +03:00
154 lines
3.9 KiB
Python
154 lines
3.9 KiB
Python
from __future__ import annotations
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import asyncio
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from asyncio import SelectorEventLoop
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from abc import ABC, abstractmethod
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import browser_cookie3
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from ..typing import Any, AsyncGenerator, CreateResult
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class BaseProvider(ABC):
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url: str
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working = False
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needs_auth = False
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supports_stream = False
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supports_gpt_35_turbo = False
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supports_gpt_4 = False
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@staticmethod
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@abstractmethod
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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,
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**kwargs
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) -> CreateResult:
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raise NotImplementedError()
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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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]
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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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class AsyncProvider(BaseProvider):
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@classmethod
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def create_completion(
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cls,
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model: str,
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messages: list[dict[str, str]],
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stream: bool = False,
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**kwargs
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) -> CreateResult:
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loop = create_event_loop()
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try:
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yield loop.run_until_complete(cls.create_async(model, messages, **kwargs))
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finally:
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loop.close()
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@staticmethod
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@abstractmethod
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async def create_async(
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model: str,
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messages: list[dict[str, str]],
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**kwargs
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) -> str:
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raise NotImplementedError()
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class AsyncGeneratorProvider(AsyncProvider):
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supports_stream = True
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@classmethod
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def create_completion(
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cls,
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model: str,
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messages: list[dict[str, str]],
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stream: bool = True,
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**kwargs
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) -> CreateResult:
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loop = create_event_loop()
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try:
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generator = cls.create_async_generator(
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model,
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messages,
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stream=stream,
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**kwargs
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)
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gen = generator.__aiter__()
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while True:
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try:
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yield loop.run_until_complete(gen.__anext__())
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except StopAsyncIteration:
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break
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finally:
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loop.close()
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@classmethod
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async def create_async(
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cls,
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model: str,
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messages: list[dict[str, str]],
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**kwargs
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) -> str:
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return "".join([
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chunk async for chunk in cls.create_async_generator(
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model,
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messages,
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stream=False,
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**kwargs
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)
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])
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@staticmethod
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@abstractmethod
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def create_async_generator(
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model: str,
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messages: list[dict[str, str]],
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**kwargs
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) -> AsyncGenerator:
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raise NotImplementedError()
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# Don't create a new event loop in a running async loop.
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# Force use selector event loop on windows and linux use it anyway.
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def create_event_loop() -> SelectorEventLoop:
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try:
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asyncio.get_running_loop()
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except RuntimeError:
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return SelectorEventLoop()
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raise RuntimeError(
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'Use "create_async" instead of "create" function in a async loop.')
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_cookies = {}
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def get_cookies(cookie_domain: str) -> dict:
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if cookie_domain not in _cookies:
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_cookies[cookie_domain] = {}
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try:
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for cookie in browser_cookie3.load(cookie_domain):
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_cookies[cookie_domain][cookie.name] = cookie.value
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except:
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pass
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return _cookies[cookie_domain]
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def format_prompt(messages: list[dict[str, str]], add_special_tokens=False):
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if add_special_tokens or len(messages) > 1:
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formatted = "\n".join(
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["%s: %s" % ((message["role"]).capitalize(), message["content"]) for message in messages]
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)
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return f"{formatted}\nAssistant:"
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else:
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return messages[0]["content"] |