from __future__ import annotations import time import random import string import asyncio import base64 from aiohttp import ClientSession, BaseConnector from .types import Client as BaseClient from .types import ProviderType, FinishReason from .stubs import ChatCompletion, ChatCompletionChunk, ImagesResponse, Image from .types import AsyncIterResponse, ImageProvider from .image_models import ImageModels from .helper import filter_json, find_stop, filter_none, cast_iter_async from .service import get_last_provider, get_model_and_provider from ..Provider import ProviderUtils from ..typing import Union, Messages, AsyncIterator, ImageType from ..errors import NoImageResponseError, ProviderNotFoundError from ..requests.aiohttp import get_connector from ..providers.conversation import BaseConversation from ..image import ImageResponse as ImageProviderResponse, ImageDataResponse try: anext except NameError: async def anext(iter): async for chunk in iter: return chunk async def iter_response( response: AsyncIterator[str], stream: bool, response_format: dict = None, max_tokens: int = None, stop: list = None ) -> AsyncIterResponse: content = "" finish_reason = None completion_id = ''.join(random.choices(string.ascii_letters + string.digits, k=28)) count: int = 0 async for chunk in response: if isinstance(chunk, FinishReason): finish_reason = chunk.reason break elif isinstance(chunk, BaseConversation): yield chunk continue content += str(chunk) count += 1 if max_tokens is not None and count >= max_tokens: finish_reason = "length" first, content, chunk = find_stop(stop, content, chunk) if first != -1: finish_reason = "stop" if stream: yield ChatCompletionChunk(chunk, None, completion_id, int(time.time())) if finish_reason is not None: break finish_reason = "stop" if finish_reason is None else finish_reason if stream: yield ChatCompletionChunk(None, finish_reason, completion_id, int(time.time())) else: if response_format is not None and "type" in response_format: if response_format["type"] == "json_object": content = filter_json(content) yield ChatCompletion(content, finish_reason, completion_id, int(time.time())) async def iter_append_model_and_provider(response: AsyncIterResponse) -> AsyncIterResponse: last_provider = None async for chunk in response: last_provider = get_last_provider(True) if last_provider is None else last_provider chunk.model = last_provider.get("model") chunk.provider = last_provider.get("name") yield chunk class AsyncClient(BaseClient): def __init__( self, provider: ProviderType = None, image_provider: ImageProvider = None, **kwargs ): super().__init__(**kwargs) self.chat: Chat = Chat(self, provider) self.images: Images = Images(self, image_provider) def create_response( messages: Messages, model: str, provider: ProviderType = None, stream: bool = False, proxy: str = None, max_tokens: int = None, stop: list[str] = None, api_key: str = None, **kwargs ): has_asnyc = hasattr(provider, "create_async_generator") if has_asnyc: create = provider.create_async_generator else: create = provider.create_completion response = create( model, messages, stream=stream, **filter_none( proxy=proxy, max_tokens=max_tokens, stop=stop, api_key=api_key ), **kwargs ) if not has_asnyc: response = cast_iter_async(response) return response class Completions(): def __init__(self, client: AsyncClient, provider: ProviderType = None): self.client: AsyncClient = client self.provider: ProviderType = provider def create( self, messages: Messages, model: str, provider: ProviderType = None, stream: bool = False, proxy: str = None, max_tokens: int = None, stop: Union[list[str], str] = None, api_key: str = None, response_format: dict = None, ignored : list[str] = None, ignore_working: bool = False, ignore_stream: bool = False, **kwargs ) -> Union[ChatCompletion, AsyncIterator[ChatCompletionChunk]]: model, provider = get_model_and_provider( model, self.provider if provider is None else provider, stream, ignored, ignore_working, ignore_stream ) stop = [stop] if isinstance(stop, str) else stop response = create_response( messages, model, provider, stream, proxy=self.client.get_proxy() if proxy is None else proxy, max_tokens=max_tokens, stop=stop, api_key=self.client.api_key if api_key is None else api_key, **kwargs ) response = iter_response(response, stream, response_format, max_tokens, stop) response = iter_append_model_and_provider(response) return response if stream else anext(response) class Chat(): completions: Completions def __init__(self, client: AsyncClient, provider: ProviderType = None): self.completions = Completions(client, provider) async def iter_image_response( response: AsyncIterator, response_format: str = None, connector: BaseConnector = None, proxy: str = None ) -> Union[ImagesResponse, None]: async for chunk in response: if isinstance(chunk, ImageProviderResponse): if response_format == "b64_json": async with ClientSession( connector=get_connector(connector, proxy), cookies=chunk.options.get("cookies") ) as session: async def fetch_image(image): async with session.get(image) as response: return base64.b64encode(await response.content.read()).decode() images = await asyncio.gather(*[fetch_image(image) for image in chunk.get_list()]) return ImagesResponse([Image(None, image, chunk.alt) for image in images], int(time.time())) return ImagesResponse([Image(image, None, chunk.alt) for image in chunk.get_list()], int(time.time())) elif isinstance(chunk, ImageDataResponse): return ImagesResponse([Image(None, image, chunk.alt) for image in chunk.get_list()], int(time.time())) def create_image(provider: ProviderType, prompt: str, model: str = "", **kwargs) -> AsyncIterator: if isinstance(provider, type) and provider.__name__ == "You": kwargs["chat_mode"] = "create" else: prompt = f"create a image with: {prompt}" return provider.create_async_generator( model, [{"role": "user", "content": prompt}], stream=True, **kwargs ) class Images(): def __init__(self, client: AsyncClient, provider: ImageProvider = None): self.client: AsyncClient = client self.provider: ImageProvider = provider self.models: ImageModels = ImageModels(client) def get_provider(self, model: str, provider: ProviderType = None): if isinstance(provider, str): if provider in ProviderUtils.convert: provider = ProviderUtils.convert[provider] else: raise ProviderNotFoundError(f'Provider not found: {provider}') else: provider = self.models.get(model, self.provider) return provider async def generate( self, prompt, model: str = "", provider: ProviderType = None, response_format: str = None, connector: BaseConnector = None, proxy: str = None, **kwargs ) -> ImagesResponse: provider = self.get_provider(model, provider) if hasattr(provider, "create_async_generator"): response = create_image( provider, prompt, **filter_none( response_format=response_format, connector=connector, proxy=self.client.get_proxy() if proxy is None else proxy, ), **kwargs ) else: response = await provider.create_async(prompt) return ImagesResponse([Image(image) for image in response.get_list()]) image = await iter_image_response(response, response_format, connector, proxy) if image is None: raise NoImageResponseError() return image async def create_variation( self, image: ImageType, model: str = None, response_format: str = None, connector: BaseConnector = None, proxy: str = None, **kwargs ): provider = self.get_provider(model, provider) result = None if hasattr(provider, "create_async_generator"): response = provider.create_async_generator( "", [{"role": "user", "content": "create a image like this"}], stream=True, image=image, **filter_none( response_format=response_format, connector=connector, proxy=self.client.get_proxy() if proxy is None else proxy, ), **kwargs ) result = iter_image_response(response, response_format, connector, proxy) if result is None: raise NoImageResponseError() return result