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56 lines
1.8 KiB
Python
56 lines
1.8 KiB
Python
from __future__ import annotations
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import time, hashlib, random
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from ..typing import AsyncResult, Messages
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from ..requests import StreamSession, raise_for_status
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from .base_provider import AsyncGeneratorProvider
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from ..errors import RateLimitError
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domains = [
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"https://s.aifree.site",
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"https://v.aifree.site/"
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]
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class FreeGpt(AsyncGeneratorProvider):
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url = "https://freegptsnav.aifree.site"
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working = True
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supports_message_history = True
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supports_system_message = True
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supports_gpt_35_turbo = True
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@classmethod
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async def create_async_generator(
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cls,
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model: str,
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messages: Messages,
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proxy: str = None,
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timeout: int = 120,
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**kwargs
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) -> AsyncResult:
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async with StreamSession(
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impersonate="chrome",
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timeout=timeout,
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proxies={"all": proxy}
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) as session:
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prompt = messages[-1]["content"]
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timestamp = int(time.time())
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data = {
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"messages": messages,
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"time": timestamp,
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"pass": None,
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"sign": generate_signature(timestamp, prompt)
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}
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domain = random.choice(domains)
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async with session.post(f"{domain}/api/generate", json=data) as response:
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await raise_for_status(response)
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async for chunk in response.iter_content():
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chunk = chunk.decode(errors="ignore")
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if chunk == "当前地区当日额度已消耗完":
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raise RateLimitError("Rate limit reached")
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yield chunk
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def generate_signature(timestamp: int, message: str, secret: str = ""):
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data = f"{timestamp}:{message}:{secret}"
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return hashlib.sha256(data.encode()).hexdigest()
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