mirror of
https://github.com/xtekky/gpt4free.git
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5756586cde
Add doctypes to many functions Add file upload for text files Add alternative url to FreeChatgpt Add webp to allowed image types
118 lines
4.0 KiB
Python
118 lines
4.0 KiB
Python
from __future__ import annotations
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import asyncio
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import random
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from ..typing import CreateResult, Messages
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from ..base_provider import BaseRetryProvider
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from .. import debug
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from ..errors import RetryProviderError, RetryNoProviderError
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class RetryProvider(BaseRetryProvider):
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"""
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A provider class to handle retries for creating completions with different providers.
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Attributes:
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providers (list): A list of provider instances.
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shuffle (bool): A flag indicating whether to shuffle providers before use.
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exceptions (dict): A dictionary to store exceptions encountered during retries.
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last_provider (BaseProvider): The last provider that was used.
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"""
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def create_completion(
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self,
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model: str,
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messages: Messages,
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stream: bool = False,
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**kwargs
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) -> CreateResult:
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"""
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Create a completion using available providers, with an option to stream the response.
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Args:
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model (str): The model to be used for completion.
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messages (Messages): The messages to be used for generating completion.
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stream (bool, optional): Flag to indicate if the response should be streamed. Defaults to False.
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Yields:
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CreateResult: Tokens or results from the completion.
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Raises:
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Exception: Any exception encountered during the completion process.
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"""
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providers = [p for p in self.providers if stream and p.supports_stream] if stream else self.providers
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if self.shuffle:
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random.shuffle(providers)
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self.exceptions = {}
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started: bool = False
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for provider in providers:
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self.last_provider = provider
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try:
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if debug.logging:
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print(f"Using {provider.__name__} provider")
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for token in provider.create_completion(model, messages, stream, **kwargs):
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yield token
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started = True
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if started:
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return
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except Exception as e:
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self.exceptions[provider.__name__] = e
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if debug.logging:
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print(f"{provider.__name__}: {e.__class__.__name__}: {e}")
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if started:
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raise e
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self.raise_exceptions()
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async def create_async(
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self,
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model: str,
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messages: Messages,
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**kwargs
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) -> str:
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"""
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Asynchronously create a completion using available providers.
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Args:
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model (str): The model to be used for completion.
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messages (Messages): The messages to be used for generating completion.
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Returns:
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str: The result of the asynchronous completion.
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Raises:
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Exception: Any exception encountered during the asynchronous completion process.
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"""
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providers = self.providers
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if self.shuffle:
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random.shuffle(providers)
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self.exceptions = {}
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for provider in providers:
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self.last_provider = provider
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try:
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return await asyncio.wait_for(
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provider.create_async(model, messages, **kwargs),
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timeout=kwargs.get("timeout", 60)
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)
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except Exception as e:
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self.exceptions[provider.__name__] = e
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if debug.logging:
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print(f"{provider.__name__}: {e.__class__.__name__}: {e}")
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self.raise_exceptions()
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def raise_exceptions(self) -> None:
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"""
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Raise a combined exception if any occurred during retries.
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Raises:
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RetryProviderError: If any provider encountered an exception.
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RetryNoProviderError: If no provider is found.
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"""
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if self.exceptions:
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raise RetryProviderError("RetryProvider failed:\n" + "\n".join([
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f"{p}: {exception.__class__.__name__}: {exception}" for p, exception in self.exceptions.items()
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]))
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raise RetryNoProviderError("No provider found") |