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85 lines
3.3 KiB
Python
85 lines
3.3 KiB
Python
from __future__ import annotations
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import json
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import aiohttp
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from .base_provider import AsyncGeneratorProvider, ProviderModelMixin
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from .helper import get_connector
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from ..typing import AsyncResult, Messages
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from ..requests.raise_for_status import raise_for_status
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from ..providers.conversation import BaseConversation
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class DuckDuckGo(AsyncGeneratorProvider, ProviderModelMixin):
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url = "https://duckduckgo.com/duckchat"
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working = True
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supports_gpt_35_turbo = True
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supports_message_history = True
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default_model = "gpt-3.5-turbo-0125"
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models = ["gpt-3.5-turbo-0125", "claude-3-haiku-20240307"]
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model_aliases = {
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"gpt-3.5-turbo": "gpt-3.5-turbo-0125",
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"claude-3-haiku": "claude-3-haiku-20240307"
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}
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status_url = "https://duckduckgo.com/duckchat/v1/status"
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chat_url = "https://duckduckgo.com/duckchat/v1/chat"
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user_agent = 'Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:123.0) Gecko/20100101 Firefox/123.0'
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headers = {
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'User-Agent': user_agent,
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'Accept': 'text/event-stream',
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'Accept-Language': 'de,en-US;q=0.7,en;q=0.3',
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'Accept-Encoding': 'gzip, deflate, br',
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'Referer': 'https://duckduckgo.com/',
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'Content-Type': 'application/json',
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'Origin': 'https://duckduckgo.com',
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'Connection': 'keep-alive',
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'Cookie': 'dcm=1',
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'Sec-Fetch-Dest': 'empty',
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'Sec-Fetch-Mode': 'cors',
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'Sec-Fetch-Site': 'same-origin',
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'Pragma': 'no-cache',
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'TE': 'trailers'
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}
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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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connector: aiohttp.BaseConnector = None,
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conversation: Conversation = None,
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return_conversation: bool = False,
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**kwargs
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) -> AsyncResult:
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async with aiohttp.ClientSession(headers=cls.headers, connector=get_connector(connector, proxy)) as session:
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if conversation is not None and len(messages) > 1:
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vqd_4 = conversation.vqd_4
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messages = [*conversation.messages, messages[-2], messages[-1]]
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else:
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async with session.get(cls.status_url, headers={"x-vqd-accept": "1"}) as response:
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await raise_for_status(response)
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vqd_4 = response.headers.get("x-vqd-4")
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messages = [messages[-1]]
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payload = {
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'model': cls.get_model(model),
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'messages': messages
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}
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async with session.post(cls.chat_url, json=payload, headers={"x-vqd-4": vqd_4}) as response:
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await raise_for_status(response)
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if return_conversation:
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yield Conversation(response.headers.get("x-vqd-4"), messages)
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async for line in response.content:
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if line.startswith(b"data: "):
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chunk = line[6:]
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if chunk.startswith(b"[DONE]"):
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break
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data = json.loads(chunk)
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if "message" in data and data["message"]:
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yield data["message"]
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class Conversation(BaseConversation):
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def __init__(self, vqd_4: str, messages: Messages) -> None:
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self.vqd_4 = vqd_4
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self.messages = messages |