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from __future__ import annotations
import json
from aiohttp import ClientSession
from ..typing import AsyncResult, Messages
from .base_provider import AsyncGeneratorProvider
models = {
"claude-v2": "claude-2.0",
"gemini-pro": "google-gemini-pro"
}
class FreeChatgpt(AsyncGeneratorProvider):
url = "https://free.chatgpt.org.uk"
working = True
supports_gpt_35_turbo = True
supports_gpt_4 = True
supports_message_history = True
@classmethod
async def create_async_generator(
cls,
model: str,
messages: Messages,
proxy: str = None,
**kwargs
) -> AsyncResult:
if model in models:
model = models[model]
elif not model:
model = "gpt-3.5-turbo"
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) as session:
data = {
"messages":messages,
"stream":True,
"model":model,
"temperature":0.5,
"presence_penalty":0,
"frequency_penalty":0,
"top_p":1,
**kwargs
}
async with session.post(f'{cls.url}/api/openai/v1/chat/completions', json=data, proxy=proxy) as response:
response.raise_for_status()
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")
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