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authorHeiner Lohaus <hlohaus@users.noreply.github.com>2024-02-22 00:16:58 +0100
committerHeiner Lohaus <hlohaus@users.noreply.github.com>2024-02-22 00:16:58 +0100
commite5b7f72b719814ffa2748e8e8ed1c6713a24e1a6 (patch)
tree70e9f87cb18f165428492d53a1c6e28c0828490a /g4f/Provider/base_provider.py
parentUpdate docs / readme, Improve Gemini auth (diff)
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Diffstat (limited to '')
-rw-r--r--g4f/Provider/base_provider.py283
1 files changed, 2 insertions, 281 deletions
diff --git a/g4f/Provider/base_provider.py b/g4f/Provider/base_provider.py
index 8659f506..8e761dba 100644
--- a/g4f/Provider/base_provider.py
+++ b/g4f/Provider/base_provider.py
@@ -1,281 +1,2 @@
-from __future__ import annotations
-
-import sys
-import asyncio
-from asyncio import AbstractEventLoop
-from concurrent.futures import ThreadPoolExecutor
-from abc import abstractmethod
-from inspect import signature, Parameter
-from .helper import get_cookies, format_prompt
-from ..typing import CreateResult, AsyncResult, Messages, Union
-from ..base_provider import BaseProvider
-from ..errors import NestAsyncioError, ModelNotSupportedError
-from .. import debug
-
-if sys.version_info < (3, 10):
- NoneType = type(None)
-else:
- from types import NoneType
-
-# Set Windows event loop policy for better compatibility with asyncio and curl_cffi
-if sys.platform == 'win32':
- if isinstance(asyncio.get_event_loop_policy(), asyncio.WindowsProactorEventLoopPolicy):
- asyncio.set_event_loop_policy(asyncio.WindowsSelectorEventLoopPolicy())
-
-def get_running_loop() -> Union[AbstractEventLoop, None]:
- try:
- loop = asyncio.get_running_loop()
- if not hasattr(loop.__class__, "_nest_patched"):
- raise NestAsyncioError(
- 'Use "create_async" instead of "create" function in a running event loop. Or use "nest_asyncio" package.'
- )
- return loop
- except RuntimeError:
- pass
-
-class AbstractProvider(BaseProvider):
- """
- Abstract class for providing asynchronous functionality to derived classes.
- """
-
- @classmethod
- async def create_async(
- cls,
- model: str,
- messages: Messages,
- *,
- loop: AbstractEventLoop = None,
- executor: ThreadPoolExecutor = None,
- **kwargs
- ) -> str:
- """
- Asynchronously creates a result based on the given model and messages.
-
- Args:
- cls (type): The class on which this method is called.
- model (str): The model to use for creation.
- messages (Messages): The messages to process.
- loop (AbstractEventLoop, optional): The event loop to use. Defaults to None.
- executor (ThreadPoolExecutor, optional): The executor for running async tasks. Defaults to None.
- **kwargs: Additional keyword arguments.
-
- Returns:
- str: The created result as a string.
- """
- loop = loop or asyncio.get_running_loop()
-
- def create_func() -> str:
- return "".join(cls.create_completion(model, messages, False, **kwargs))
-
- return await asyncio.wait_for(
- loop.run_in_executor(executor, create_func),
- timeout=kwargs.get("timeout")
- )
-
- @classmethod
- @property
- def params(cls) -> str:
- """
- Returns the parameters supported by the provider.
-
- Args:
- cls (type): The class on which this property is called.
-
- Returns:
- str: A string listing the supported parameters.
- """
- sig = signature(
- cls.create_async_generator if issubclass(cls, AsyncGeneratorProvider) else
- cls.create_async if issubclass(cls, AsyncProvider) else
- cls.create_completion
- )
-
- def get_type_name(annotation: type) -> str:
- return annotation.__name__ if hasattr(annotation, "__name__") else str(annotation)
-
- args = ""
- for name, param in sig.parameters.items():
- if name in ("self", "kwargs") or (name == "stream" and not cls.supports_stream):
- continue
- args += f"\n {name}"
- args += f": {get_type_name(param.annotation)}" if param.annotation is not Parameter.empty else ""
- args += f' = "{param.default}"' if param.default == "" else f" = {param.default}" if param.default is not Parameter.empty else ""
-
- return f"g4f.Provider.{cls.__name__} supports: ({args}\n)"
-
-
-class AsyncProvider(AbstractProvider):
- """
- Provides asynchronous functionality for creating completions.
- """
-
- @classmethod
- def create_completion(
- cls,
- model: str,
- messages: Messages,
- stream: bool = False,
- **kwargs
- ) -> CreateResult:
- """
- Creates a completion result synchronously.
-
- Args:
- cls (type): The class on which this method is called.
- model (str): The model to use for creation.
- messages (Messages): The messages to process.
- stream (bool): Indicates whether to stream the results. Defaults to False.
- loop (AbstractEventLoop, optional): The event loop to use. Defaults to None.
- **kwargs: Additional keyword arguments.
-
- Returns:
- CreateResult: The result of the completion creation.
- """
- get_running_loop()
- yield asyncio.run(cls.create_async(model, messages, **kwargs))
-
- @staticmethod
- @abstractmethod
- async def create_async(
- model: str,
- messages: Messages,
- **kwargs
- ) -> str:
- """
- Abstract method for creating asynchronous results.
-
- Args:
- model (str): The model to use for creation.
- messages (Messages): The messages to process.
- **kwargs: Additional keyword arguments.
-
- Raises:
- NotImplementedError: If this method is not overridden in derived classes.
-
- Returns:
- str: The created result as a string.
- """
- raise NotImplementedError()
-
-
-class AsyncGeneratorProvider(AsyncProvider):
- """
- Provides asynchronous generator functionality for streaming results.
- """
- supports_stream = True
-
- @classmethod
- def create_completion(
- cls,
- model: str,
- messages: Messages,
- stream: bool = True,
- **kwargs
- ) -> CreateResult:
- """
- Creates a streaming completion result synchronously.
-
- Args:
- cls (type): The class on which this method is called.
- model (str): The model to use for creation.
- messages (Messages): The messages to process.
- stream (bool): Indicates whether to stream the results. Defaults to True.
- loop (AbstractEventLoop, optional): The event loop to use. Defaults to None.
- **kwargs: Additional keyword arguments.
-
- Returns:
- CreateResult: The result of the streaming completion creation.
- """
- loop = get_running_loop()
- new_loop = False
- if not loop:
- loop = asyncio.new_event_loop()
- asyncio.set_event_loop(loop)
- new_loop = True
-
- generator = cls.create_async_generator(model, messages, stream=stream, **kwargs)
- gen = generator.__aiter__()
-
- # Fix for RuntimeError: async generator ignored GeneratorExit
- async def await_callback(callback):
- return await callback()
-
- try:
- while True:
- yield loop.run_until_complete(await_callback(gen.__anext__))
- except StopAsyncIteration:
- ...
- # Fix for: ResourceWarning: unclosed event loop
- finally:
- if new_loop:
- loop.close()
- asyncio.set_event_loop(None)
-
- @classmethod
- async def create_async(
- cls,
- model: str,
- messages: Messages,
- **kwargs
- ) -> str:
- """
- Asynchronously creates a result from a generator.
-
- Args:
- cls (type): The class on which this method is called.
- model (str): The model to use for creation.
- messages (Messages): The messages to process.
- **kwargs: Additional keyword arguments.
-
- Returns:
- str: The created result as a string.
- """
- return "".join([
- chunk async for chunk in cls.create_async_generator(model, messages, stream=False, **kwargs)
- if not isinstance(chunk, Exception)
- ])
-
- @staticmethod
- @abstractmethod
- async def create_async_generator(
- model: str,
- messages: Messages,
- stream: bool = True,
- **kwargs
- ) -> AsyncResult:
- """
- Abstract method for creating an asynchronous generator.
-
- Args:
- model (str): The model to use for creation.
- messages (Messages): The messages to process.
- stream (bool): Indicates whether to stream the results. Defaults to True.
- **kwargs: Additional keyword arguments.
-
- Raises:
- NotImplementedError: If this method is not overridden in derived classes.
-
- Returns:
- AsyncResult: An asynchronous generator yielding results.
- """
- raise NotImplementedError()
-
-class ProviderModelMixin:
- default_model: str
- models: list[str] = []
- model_aliases: dict[str, str] = {}
-
- @classmethod
- def get_models(cls) -> list[str]:
- return cls.models
-
- @classmethod
- def get_model(cls, model: str) -> str:
- if not model:
- model = cls.default_model
- elif model in cls.model_aliases:
- model = cls.model_aliases[model]
- elif model not in cls.get_models():
- raise ModelNotSupportedError(f"Model is not supported: {model} in: {cls.__name__}")
- debug.last_model = model
- return model \ No newline at end of file
+from ..providers.base_provider import *
+from .helper import get_cookies, format_prompt \ No newline at end of file