diff options
Diffstat (limited to '')
| -rw-r--r-- | g4f/client/__init__.py | 470 |
1 files changed, 468 insertions, 2 deletions
diff --git a/g4f/client/__init__.py b/g4f/client/__init__.py index d1e7e298..5ffe9288 100644 --- a/g4f/client/__init__.py +++ b/g4f/client/__init__.py @@ -1,2 +1,468 @@ -from .stubs import ChatCompletion, ChatCompletionChunk, ImagesResponse -from .client import Client, AsyncClient +from __future__ import annotations + +import os +import time +import random +import string +import asyncio +import base64 +import aiohttp +import logging +from typing import Union, AsyncIterator, Iterator, Coroutine + +from ..providers.base_provider import AsyncGeneratorProvider +from ..image import ImageResponse, to_image, to_data_uri, is_accepted_format, EXTENSIONS_MAP +from ..typing import Messages, Cookies, Image +from ..providers.types import ProviderType, FinishReason, BaseConversation +from ..errors import NoImageResponseError +from ..providers.retry_provider import IterListProvider +from ..Provider.needs_auth.BingCreateImages import BingCreateImages +from ..requests.aiohttp import get_connector +from .stubs import ChatCompletion, ChatCompletionChunk, Image, ImagesResponse +from .image_models import ImageModels +from .types import IterResponse, ImageProvider, Client as BaseClient +from .service import get_model_and_provider, get_last_provider, convert_to_provider +from .helper import find_stop, filter_json, filter_none, safe_aclose, to_sync_iter, to_async_iterator + +try: + anext # Python 3.8+ +except NameError: + async def anext(aiter): + try: + return await aiter.__anext__() + except StopAsyncIteration: + raise StopIteration + +# Synchronous iter_response function +def iter_response( + response: Union[Iterator[str], AsyncIterator[str]], + stream: bool, + response_format: dict = None, + max_tokens: int = None, + stop: list = None +) -> Iterator[Union[ChatCompletion, ChatCompletionChunk]]: + content = "" + finish_reason = None + completion_id = ''.join(random.choices(string.ascii_letters + string.digits, k=28)) + idx = 0 + + if hasattr(response, '__aiter__'): + # It's an async iterator, wrap it into a sync iterator + response = to_sync_iter(response) + + for chunk in response: + if isinstance(chunk, FinishReason): + finish_reason = chunk.reason + break + elif isinstance(chunk, BaseConversation): + yield chunk + continue + + chunk = str(chunk) + content += chunk + + if max_tokens is not None and idx + 1 >= max_tokens: + finish_reason = "length" + + first, content, chunk = find_stop(stop, content, chunk if stream else None) + + if first != -1: + finish_reason = "stop" + + if stream: + yield ChatCompletionChunk(chunk, None, completion_id, int(time.time())) + + if finish_reason is not None: + break + + idx += 1 + + 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())) + +# Synchronous iter_append_model_and_provider function +def iter_append_model_and_provider(response: Iterator[ChatCompletionChunk]) -> Iterator[ChatCompletionChunk]: + last_provider = None + + 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 + +async def async_iter_response( + response: AsyncIterator[str], + stream: bool, + response_format: dict = None, + max_tokens: int = None, + stop: list = None +) -> AsyncIterator[Union[ChatCompletion, ChatCompletionChunk]]: + content = "" + finish_reason = None + completion_id = ''.join(random.choices(string.ascii_letters + string.digits, k=28)) + idx = 0 + + try: + async for chunk in response: + if isinstance(chunk, FinishReason): + finish_reason = chunk.reason + break + elif isinstance(chunk, BaseConversation): + yield chunk + continue + + chunk = str(chunk) + content += chunk + idx += 1 + + if max_tokens is not None and idx >= max_tokens: + finish_reason = "length" + + first, content, chunk = find_stop(stop, content, chunk if stream else None) + + 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())) + finally: + if hasattr(response, 'aclose'): + await safe_aclose(response) + +async def async_iter_append_model_and_provider(response: AsyncIterator[ChatCompletionChunk]) -> AsyncIterator: + last_provider = None + try: + 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 + finally: + if hasattr(response, 'aclose'): + await safe_aclose(response) + +class Client(BaseClient): + def __init__( + self, + provider: ProviderType = None, + image_provider: ImageProvider = None, + **kwargs + ) -> None: + super().__init__(**kwargs) + self.chat: Chat = Chat(self, provider) + self.images: Images = Images(self, image_provider) + +class Completions: + def __init__(self, client: Client, provider: ProviderType = None): + self.client: Client = client + self.provider: ProviderType = provider + + def create( + self, + messages: Messages, + model: str, + provider: ProviderType = None, + stream: bool = False, + proxy: str = None, + response_format: dict = None, + max_tokens: int = None, + stop: Union[list[str], str] = None, + api_key: str = None, + ignored: list[str] = None, + ignore_working: bool = False, + ignore_stream: bool = False, + **kwargs + ) -> IterResponse: + 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 = provider.create_completion( + model, + messages, + stream=stream, + **filter_none( + proxy=self.client.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 + ) + if asyncio.iscoroutinefunction(provider.create_completion): + # Run the asynchronous function in an event loop + response = asyncio.run(response) + if stream and hasattr(response, '__aiter__'): + # It's an async generator, wrap it into a sync iterator + response = to_sync_iter(response) + elif hasattr(response, '__aiter__'): + # If response is an async generator, collect it into a list + response = list(to_sync_iter(response)) + response = iter_response(response, stream, response_format, max_tokens, stop) + response = iter_append_model_and_provider(response) + if stream: + return response + else: + return next(response) + +class Chat: + completions: Completions + + def __init__(self, client: Client, provider: ProviderType = None): + self.completions = Completions(client, provider) + +class Images: + def __init__(self, client: Client, provider: ProviderType = None): + self.client: Client = client + self.provider: ProviderType = provider + self.models: ImageModels = ImageModels(client) + + def generate(self, prompt: str, model: str = None, provider: ProviderType = None, response_format: str = "url", proxy: str = None, **kwargs) -> ImagesResponse: + """ + Synchronous generate method that runs the async_generate method in an event loop. + """ + return asyncio.run(self.async_generate(prompt, model, provider, response_format=response_format, proxy=proxy **kwargs)) + + async def async_generate(self, prompt: str, model: str = None, provider: ProviderType = None, response_format: str = "url", proxy: str = None, **kwargs) -> ImagesResponse: + if provider is None: + provider_handler = self.models.get(model, provider or self.provider or BingCreateImages) + elif isinstance(provider, str): + provider_handler = convert_to_provider(provider) + if provider_handler is None: + raise ValueError(f"Unknown model: {model}") + if proxy is None: + proxy = self.client.proxy + + if isinstance(provider_handler, IterListProvider): + if provider_handler.providers: + provider_handler = provider.providers[0] + else: + raise ValueError(f"IterListProvider for model {model} has no providers") + + response = None + if hasattr(provider_handler, "create_async_generator"): + messages = [{"role": "user", "content": prompt}] + async for item in provider_handler.create_async_generator(model, messages, **kwargs): + if isinstance(item, ImageResponse): + response = item + break + elif hasattr(provider, 'create'): + if asyncio.iscoroutinefunction(provider_handler.create): + response = await provider_handler.create(prompt) + else: + response = provider_handler.create(prompt) + if isinstance(response, str): + response = ImageResponse([response], prompt) + else: + raise ValueError(f"Provider {provider} does not support image generation") + if isinstance(response, ImageResponse): + return await self._process_image_response(response, response_format, proxy, model=model, provider=provider) + + raise NoImageResponseError(f"Unexpected response type: {type(response)}") + + async def _process_image_response(self, response: ImageResponse, response_format: str, proxy: str = None, model: str = None, provider: str = None) -> ImagesResponse: + async def process_image_item(session: aiohttp.ClientSession, image_data: str): + if image_data.startswith('http://') or image_data.startswith('https://'): + if response_format == "url": + return Image(url=image_data, revised_prompt=response.alt) + elif response_format == "b64_json": + # Fetch the image data and convert it to base64 + image_content = await self._fetch_image(session, image_data) + file_name = self._save_image(image_data_bytes) + b64_json = base64.b64encode(image_content).decode('utf-8') + return Image(b64_json=b64_json, url=file_name, revised_prompt=response.alt) + else: + # Assume image_data is base64 data or binary + if response_format == "url": + if image_data.startswith('data:image'): + # Remove the data URL scheme and get the base64 data + base64_data = image_data.split(',', 1)[-1] + else: + base64_data = image_data + # Decode the base64 data + image_data_bytes = base64.b64decode(base64_data) + # Convert bytes to an image + file_name = self._save_image(image_data_bytes) + return Image(url=file_name, revised_prompt=response.alt) + elif response_format == "b64_json": + if isinstance(image_data, bytes): + file_name = self._save_image(image_data_bytes) + b64_json = base64.b64encode(image_data).decode('utf-8') + else: + b64_json = image_data # If already base64-encoded string + return Image(b64_json=b64_json, url=file_name, revised_prompt=response.alt) + + last_provider = get_last_provider(True) + async with aiohttp.ClientSession(cookies=response.get("cookies"), connector=get_connector(proxy=proxy)) as session: + return ImagesResponse( + await asyncio.gather(*[process_image_item(session, image_data) for image_data in response.get_list()]), + model=last_provider.get("model") if model is None else model, + provider=last_provider.get("name") if provider is None else provider + ) + + async def _fetch_image(self, session: aiohttp.ClientSession, url: str) -> bytes: + # Asynchronously fetch image data from the URL + async with session.get(url) as resp: + if resp.status == 200: + return await resp.read() + else: + raise RuntimeError(f"Failed to fetch image from {url}, status code {resp.status}") + + def _save_image(self, image_data_bytes: bytes) -> str: + os.makedirs('generated_images', exist_ok=True) + image = to_image(image_data_bytes) + file_name = f"generated_images/image_{int(time.time())}_{random.randint(0, 10000)}.{EXTENSIONS_MAP[is_accepted_format(image_data_bytes)]}" + image.save(file_name) + return file_name + + def create_variation(self, image: Union[str, bytes], model: str = None, provider: ProviderType = None, response_format: str = "url", **kwargs) -> ImagesResponse: + return asyncio.run(self.async_create_variation( + image, model, provider, response_format + **kwargs + )) + + async def async_create_variation(self, image: Union[str, bytes], model: str = None, provider: ProviderType = None, response_format: str = "url", proxy: str = None, **kwargs) -> ImagesResponse: + if provider is None: + provider = self.models.get(model, provider or self.provider or BingCreateImages) + if provider is None: + raise ValueError(f"Unknown model: {model}") + if isinstance(provider, str): + provider = convert_to_provider(provider) + if proxy is None: + proxy = self.client.proxy + + if isinstance(provider, type) and issubclass(provider, AsyncGeneratorProvider): + messages = [{"role": "user", "content": "create a variation of this image"}] + image_data = to_data_uri(image) + generator = None + try: + generator = provider.create_async_generator(model, messages, image=image_data, response_format=response_format, proxy=proxy, **kwargs) + async for response in generator: + if isinstance(response, ImageResponse): + return self._process_image_response(response) + except RuntimeError as e: + if "async generator ignored GeneratorExit" in str(e): + logging.warning("Generator ignored GeneratorExit in create_variation, handling gracefully") + else: + raise + finally: + if generator and hasattr(generator, 'aclose'): + await safe_aclose(generator) + logging.info("AsyncGeneratorProvider processing completed in create_variation") + elif hasattr(provider, 'create_variation'): + if asyncio.iscoroutinefunction(provider.create_variation): + response = await provider.create_variation(image, model=model, response_format=response_format, proxy=proxy, **kwargs) + else: + response = provider.create_variation(image, model=model, response_format=response_format, proxy=proxy, **kwargs) + if isinstance(response, str): + response = ImageResponse([response]) + return self._process_image_response(response) + else: + raise ValueError(f"Provider {provider} does not support image variation") + +class AsyncClient(BaseClient): + def __init__( + self, + provider: ProviderType = None, + image_provider: ImageProvider = None, + **kwargs + ) -> None: + super().__init__(**kwargs) + self.chat: AsyncChat = AsyncChat(self, provider) + self.images: AsyncImages = AsyncImages(self, image_provider) + +class AsyncChat: + completions: AsyncCompletions + + def __init__(self, client: AsyncClient, provider: ProviderType = None): + self.completions = AsyncCompletions(client, provider) + +class AsyncCompletions: + 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, + response_format: dict = None, + max_tokens: int = None, + stop: Union[list[str], str] = None, + api_key: str = None, + ignored: list[str] = None, + ignore_working: bool = False, + ignore_stream: bool = False, + **kwargs + ) -> Union[Coroutine[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 = provider.create_completion( + model, + messages, + stream=stream, + **filter_none( + proxy=self.client.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 + ) + + if not isinstance(response, AsyncIterator): + response = to_async_iterator(response) + response = async_iter_response(response, stream, response_format, max_tokens, stop) + response = async_iter_append_model_and_provider(response) + return response if stream else anext(response) + +class AsyncImages(Images): + def __init__(self, client: AsyncClient, provider: ImageProvider = None): + self.client: AsyncClient = client + self.provider: ImageProvider = provider + self.models: ImageModels = ImageModels(client) + + async def generate(self, prompt: str, model: str = None, provider: ProviderType = None, response_format: str = "url", **kwargs) -> ImagesResponse: + return await self.async_generate(prompt, model, provider, response_format, **kwargs) + + async def create_variation(self, image: Union[str, bytes], model: str = None, provider: ProviderType = None, response_format: str = "url", **kwargs) -> ImagesResponse: + return await self.async_create_variation( + image, model, provider, response_format, **kwargs + )
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