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from __future__ import annotations
from aiohttp import ClientSession
import json
from ...typing import AsyncResult, Messages
from ..base_provider import AsyncGeneratorProvider, ProviderModelMixin
from ..helper import format_prompt
class NexraChatGptV2(AsyncGeneratorProvider, ProviderModelMixin):
label = "Nexra ChatGPT v2"
url = "https://nexra.aryahcr.cc/documentation/chatgpt/en"
api_endpoint = "https://nexra.aryahcr.cc/api/chat/complements"
working = True
supports_gpt_4 = True
supports_stream = True
default_model = 'chatgpt'
models = [default_model]
model_aliases = {
"gpt-4": "chatgpt",
}
@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,
stream: bool = False,
markdown: bool = False,
**kwargs
) -> AsyncResult:
model = cls.get_model(model)
headers = {
"Content-Type": "application/json"
}
async with ClientSession(headers=headers) as session:
prompt = format_prompt(messages)
data = {
"messages": [
{
"role": "user",
"content": prompt
}
],
"stream": stream,
"markdown": markdown,
"model": model
}
async with session.post(f"{cls.api_endpoint}", json=data, proxy=proxy) as response:
response.raise_for_status()
if stream:
# Streamed response handling (stream=True)
collected_message = ""
async for chunk in response.content.iter_any():
if chunk:
decoded_chunk = chunk.decode().strip().split("\x1e")
for part in decoded_chunk:
if part:
message_data = json.loads(part)
# Collect messages until 'finish': true
if 'message' in message_data and message_data['message']:
collected_message = message_data['message']
# When finish is true, yield the final collected message
if message_data.get('finish', False):
yield collected_message
return
else:
# Non-streamed response handling (stream=False)
response_data = await response.json(content_type=None)
# Yield the message directly from the response
if 'message' in response_data and response_data['message']:
yield response_data['message']
return
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