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
230 lines
10 KiB
Python
230 lines
10 KiB
Python
from __future__ import annotations
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import os
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from .errors import *
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from .models import Model, ModelUtils, _all_models
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from .Provider import AsyncGeneratorProvider, ProviderUtils
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from .typing import Messages, CreateResult, AsyncResult, Union
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from . import debug, version
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from .base_provider import BaseRetryProvider, ProviderType
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def get_model_and_provider(model : Union[Model, str],
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provider : Union[ProviderType, str, None],
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stream : bool,
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ignored : list[str] = None,
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ignore_working: bool = False,
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ignore_stream: bool = False) -> tuple[str, ProviderType]:
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"""
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Retrieves the model and provider based on input parameters.
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Args:
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model (Union[Model, str]): The model to use, either as an object or a string identifier.
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provider (Union[ProviderType, str, None]): The provider to use, either as an object, a string identifier, or None.
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stream (bool): Indicates if the operation should be performed as a stream.
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ignored (list[str], optional): List of provider names to be ignored.
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ignore_working (bool, optional): If True, ignores the working status of the provider.
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ignore_stream (bool, optional): If True, ignores the streaming capability of the provider.
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Returns:
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tuple[str, ProviderType]: A tuple containing the model name and the provider type.
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Raises:
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ProviderNotFoundError: If the provider is not found.
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ModelNotFoundError: If the model is not found.
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ProviderNotWorkingError: If the provider is not working.
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StreamNotSupportedError: If streaming is not supported by the provider.
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"""
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if debug.version_check:
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debug.version_check = False
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version.utils.check_version()
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if isinstance(provider, str):
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if provider in ProviderUtils.convert:
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provider = ProviderUtils.convert[provider]
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else:
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raise ProviderNotFoundError(f'Provider not found: {provider}')
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if not provider:
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if isinstance(model, str):
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if model in ModelUtils.convert:
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model = ModelUtils.convert[model]
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else:
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raise ModelNotFoundError(f'Model not found: {model}')
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provider = model.best_provider
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if not provider:
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raise ProviderNotFoundError(f'No provider found for model: {model}')
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if isinstance(model, Model):
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model = model.name
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if ignored and isinstance(provider, BaseRetryProvider):
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provider.providers = [p for p in provider.providers if p.__name__ not in ignored]
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if not ignore_working and not provider.working:
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raise ProviderNotWorkingError(f'{provider.__name__} is not working')
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if not ignore_stream and not provider.supports_stream and stream:
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raise StreamNotSupportedError(f'{provider.__name__} does not support "stream" argument')
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if debug.logging:
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if model:
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print(f'Using {provider.__name__} provider and {model} model')
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else:
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print(f'Using {provider.__name__} provider')
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debug.last_provider = provider
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return model, provider
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class ChatCompletion:
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@staticmethod
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def create(model : Union[Model, str],
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messages : Messages,
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provider : Union[ProviderType, str, None] = None,
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stream : bool = False,
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auth : Union[str, None] = None,
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ignored : list[str] = None,
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ignore_working: bool = False,
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ignore_stream_and_auth: bool = False,
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patch_provider: callable = None,
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**kwargs) -> Union[CreateResult, str]:
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"""
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Creates a chat completion using the specified model, provider, and messages.
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Args:
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model (Union[Model, str]): The model to use, either as an object or a string identifier.
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messages (Messages): The messages for which the completion is to be created.
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provider (Union[ProviderType, str, None], optional): The provider to use, either as an object, a string identifier, or None.
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stream (bool, optional): Indicates if the operation should be performed as a stream.
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auth (Union[str, None], optional): Authentication token or credentials, if required.
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ignored (list[str], optional): List of provider names to be ignored.
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ignore_working (bool, optional): If True, ignores the working status of the provider.
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ignore_stream_and_auth (bool, optional): If True, ignores the stream and authentication requirement checks.
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patch_provider (callable, optional): Function to modify the provider.
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**kwargs: Additional keyword arguments.
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Returns:
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Union[CreateResult, str]: The result of the chat completion operation.
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Raises:
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AuthenticationRequiredError: If authentication is required but not provided.
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ProviderNotFoundError, ModelNotFoundError: If the specified provider or model is not found.
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ProviderNotWorkingError: If the provider is not operational.
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StreamNotSupportedError: If streaming is requested but not supported by the provider.
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"""
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model, provider = get_model_and_provider(model, provider, stream, ignored, ignore_working, ignore_stream_and_auth)
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if not ignore_stream_and_auth and provider.needs_auth and not auth:
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raise AuthenticationRequiredError(f'{provider.__name__} requires authentication (use auth=\'cookie or token or jwt ...\' param)')
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if auth:
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kwargs['auth'] = auth
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if "proxy" not in kwargs:
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proxy = os.environ.get("G4F_PROXY")
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if proxy:
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kwargs['proxy'] = proxy
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if patch_provider:
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provider = patch_provider(provider)
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result = provider.create_completion(model, messages, stream, **kwargs)
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return result if stream else ''.join(result)
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@staticmethod
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def create_async(model : Union[Model, str],
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messages : Messages,
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provider : Union[ProviderType, str, None] = None,
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stream : bool = False,
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ignored : list[str] = None,
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patch_provider: callable = None,
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**kwargs) -> Union[AsyncResult, str]:
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"""
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Asynchronously creates a completion using the specified model and provider.
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Args:
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model (Union[Model, str]): The model to use, either as an object or a string identifier.
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messages (Messages): Messages to be processed.
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provider (Union[ProviderType, str, None]): The provider to use, either as an object, a string identifier, or None.
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stream (bool): Indicates if the operation should be performed as a stream.
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ignored (list[str], optional): List of provider names to be ignored.
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patch_provider (callable, optional): Function to modify the provider.
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**kwargs: Additional keyword arguments.
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Returns:
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Union[AsyncResult, str]: The result of the asynchronous chat completion operation.
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Raises:
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StreamNotSupportedError: If streaming is requested but not supported by the provider.
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"""
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model, provider = get_model_and_provider(model, provider, False, ignored)
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if stream:
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if isinstance(provider, type) and issubclass(provider, AsyncGeneratorProvider):
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return provider.create_async_generator(model, messages, **kwargs)
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raise StreamNotSupportedError(f'{provider.__name__} does not support "stream" argument in "create_async"')
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if patch_provider:
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provider = patch_provider(provider)
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return provider.create_async(model, messages, **kwargs)
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class Completion:
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@staticmethod
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def create(model : Union[Model, str],
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prompt : str,
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provider : Union[ProviderType, None] = None,
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stream : bool = False,
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ignored : list[str] = None, **kwargs) -> Union[CreateResult, str]:
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"""
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Creates a completion based on the provided model, prompt, and provider.
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Args:
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model (Union[Model, str]): The model to use, either as an object or a string identifier.
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prompt (str): The prompt text for which the completion is to be created.
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provider (Union[ProviderType, None], optional): The provider to use, either as an object or None.
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stream (bool, optional): Indicates if the operation should be performed as a stream.
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ignored (list[str], optional): List of provider names to be ignored.
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**kwargs: Additional keyword arguments.
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Returns:
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Union[CreateResult, str]: The result of the completion operation.
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Raises:
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ModelNotAllowedError: If the specified model is not allowed for use with this method.
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"""
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allowed_models = [
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'code-davinci-002',
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'text-ada-001',
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'text-babbage-001',
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'text-curie-001',
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'text-davinci-002',
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'text-davinci-003'
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]
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if model not in allowed_models:
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raise ModelNotAllowedError(f'Can\'t use {model} with Completion.create()')
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model, provider = get_model_and_provider(model, provider, stream, ignored)
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result = provider.create_completion(model, [{"role": "user", "content": prompt}], stream, **kwargs)
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return result if stream else ''.join(result)
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def get_last_provider(as_dict: bool = False) -> Union[ProviderType, dict[str, str]]:
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"""
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Retrieves the last used provider.
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Args:
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as_dict (bool, optional): If True, returns the provider information as a dictionary.
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Returns:
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Union[ProviderType, dict[str, str]]: The last used provider, either as an object or a dictionary.
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"""
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last = debug.last_provider
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if isinstance(last, BaseRetryProvider):
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last = last.last_provider
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if last and as_dict:
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return {"name": last.__name__, "url": last.url}
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return last |