gpt4free/g4f/Provider/FreeChatgpt.py
2024-04-06 23:50:17 +02:00

63 lines
2.5 KiB
Python

from __future__ import annotations
import json
from aiohttp import ClientSession, ClientTimeout
from ..typing import AsyncResult, Messages
from .base_provider import AsyncGeneratorProvider, ProviderModelMixin
from ..requests.raise_for_status import raise_for_status
class FreeChatgpt(AsyncGeneratorProvider, ProviderModelMixin):
url = "https://free.chatgpt.org.uk"
working = True
supports_message_history = True
default_model = "google-gemini-pro"
@classmethod
async def create_async_generator(
cls,
model: str,
messages: Messages,
proxy: str = None,
timeout: int = 120,
**kwargs
) -> AsyncResult:
headers = {
"Accept": "application/json, text/event-stream",
"Content-Type":"application/json",
"Accept-Encoding": "gzip, deflate, br",
"Accept-Language": "en-US,en;q=0.5",
"Host":"free.chatgpt.org.uk",
"Referer":f"{cls.url}/",
"Origin":f"{cls.url}",
"Sec-Fetch-Dest": "empty",
"Sec-Fetch-Mode": "cors",
"Sec-Fetch-Site": "same-origin",
"User-Agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36",
}
async with ClientSession(headers=headers, timeout=ClientTimeout(timeout)) as session:
data = {
"messages": messages,
"stream": True,
"model": cls.get_model(""),
"temperature": kwargs.get("temperature", 0.5),
"presence_penalty": kwargs.get("presence_penalty", 0),
"frequency_penalty": kwargs.get("frequency_penalty", 0),
"top_p": kwargs.get("top_p", 1)
}
async with session.post(f'{cls.url}/api/openai/v1/chat/completions', json=data, proxy=proxy) as response:
await raise_for_status(response)
started = False
async for line in response.content:
if line.startswith(b"data: [DONE]"):
break
elif line.startswith(b"data: "):
line = json.loads(line[6:])
if(line["choices"]==[]):
continue
chunk = line["choices"][0]["delta"].get("content")
if chunk:
started = True
yield chunk
if not started:
raise RuntimeError("Empty response")