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Diffstat (limited to 'g4f/Provider/Nexra.py')
| -rw-r--r-- | g4f/Provider/Nexra.py | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/g4f/Provider/Nexra.py b/g4f/Provider/Nexra.py new file mode 100644 index 00000000..e2c3e197 --- /dev/null +++ b/g4f/Provider/Nexra.py @@ -0,0 +1,181 @@ +from __future__ import annotations + +import json +import base64 +from aiohttp import ClientSession +from typing import AsyncGenerator + +from ..typing import AsyncResult, Messages +from .base_provider import AsyncGeneratorProvider, ProviderModelMixin +from ..image import ImageResponse +from .helper import format_prompt + +class Nexra(AsyncGeneratorProvider, ProviderModelMixin): + url = "https://nexra.aryahcr.cc" + api_endpoint_text = "https://nexra.aryahcr.cc/api/chat/gpt" + api_endpoint_image = "https://nexra.aryahcr.cc/api/image/complements" + working = True + supports_gpt_35_turbo = True + supports_gpt_4 = True + supports_stream = True + supports_system_message = True + supports_message_history = True + + default_model = 'gpt-3.5-turbo' + models = [ + # Text models + 'gpt-4', 'gpt-4-0613', 'gpt-4-32k', 'gpt-4-0314', 'gpt-4-32k-0314', + 'gpt-3.5-turbo', 'gpt-3.5-turbo-16k', 'gpt-3.5-turbo-0613', 'gpt-3.5-turbo-16k-0613', 'gpt-3.5-turbo-0301', + 'gpt-3', 'text-davinci-003', 'text-davinci-002', 'code-davinci-002', + 'text-curie-001', 'text-babbage-001', 'text-ada-001', + 'davinci', 'curie', 'babbage', 'ada', 'babbage-002', 'davinci-002', + # Image models + 'dalle', 'dalle-mini', 'emi' + ] + + image_models = {"dalle", "dalle-mini", "emi"} + text_models = set(models) - image_models + + model_aliases = { + "gpt-4": "gpt-4-0613", + "gpt-4": "gpt-4-32k", + "gpt-4": "gpt-4-0314", + "gpt-4": "gpt-4-32k-0314", + + "gpt-3.5-turbo": "gpt-3.5-turbo-16k", + "gpt-3.5-turbo": "gpt-3.5-turbo-0613", + "gpt-3.5-turbo": "gpt-3.5-turbo-16k-0613", + "gpt-3.5-turbo": "gpt-3.5-turbo-0301", + + "gpt-3": "text-davinci-003", + "gpt-3": "text-davinci-002", + "gpt-3": "code-davinci-002", + "gpt-3": "text-curie-001", + "gpt-3": "text-babbage-001", + "gpt-3": "text-ada-001", + "gpt-3": "text-ada-001", + "gpt-3": "davinci", + "gpt-3": "curie", + "gpt-3": "babbage", + "gpt-3": "ada", + "gpt-3": "babbage-002", + "gpt-3": "davinci-002", + } + + @classmethod + def get_model(cls, model: str) -> str: + if model in cls.models: + return model + elif model in cls.model_aliases: + return cls.model_aliases[model] + else: + return cls.default_model + + @classmethod + async def create_async_generator( + cls, + model: str, + messages: Messages, + proxy: str = None, + **kwargs + ) -> AsyncGenerator[str | ImageResponse, None]: + model = cls.get_model(model) + + if model in cls.image_models: + async for result in cls.create_image_async_generator(model, messages, proxy, **kwargs): + yield result + else: + async for result in cls.create_text_async_generator(model, messages, proxy, **kwargs): + yield result + + @classmethod + async def create_text_async_generator( + cls, + model: str, + messages: Messages, + proxy: str = None, + **kwargs + ) -> AsyncGenerator[str, None]: + headers = { + "Content-Type": "application/json", + } + async with ClientSession(headers=headers) as session: + data = { + "messages": messages, + "prompt": format_prompt(messages), + "model": model, + "markdown": False, + "stream": False, + } + async with session.post(cls.api_endpoint_text, json=data, proxy=proxy) as response: + response.raise_for_status() + result = await response.text() + json_result = json.loads(result) + yield json_result["gpt"] + + @classmethod + async def create_image_async_generator( + cls, + model: str, + messages: Messages, + proxy: str = None, + **kwargs + ) -> AsyncGenerator[ImageResponse | str, None]: + headers = { + "Content-Type": "application/json" + } + + prompt = messages[-1]['content'] if messages else "" + + data = { + "prompt": prompt, + "model": model + } + + async def process_response(response_text: str) -> ImageResponse | None: + json_start = response_text.find('{') + if json_start != -1: + json_data = response_text[json_start:] + try: + response_data = json.loads(json_data) + image_data = response_data.get('images', [])[0] + + if image_data.startswith('data:image/'): + return ImageResponse([image_data], "Generated image") + + try: + base64.b64decode(image_data) + data_uri = f"data:image/jpeg;base64,{image_data}" + return ImageResponse([data_uri], "Generated image") + except: + print("Invalid base64 data") + return None + except json.JSONDecodeError: + print("Failed to parse JSON.") + else: + print("No JSON data found in the response.") + return None + + async with ClientSession(headers=headers) as session: + async with session.post(cls.api_endpoint_image, json=data, proxy=proxy) as response: + response.raise_for_status() + response_text = await response.text() + + image_response = await process_response(response_text) + if image_response: + yield image_response + else: + yield "Failed to process image data." + + @classmethod + async def create_async( + cls, + model: str, + messages: Messages, + proxy: str = None, + **kwargs + ) -> str: + async for response in cls.create_async_generator(model, messages, proxy, **kwargs): + if isinstance(response, ImageResponse): + return response.images[0] + return response |