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from __future__ import annotations
from aiohttp import ClientSession
from ...typing import AsyncResult, Messages
from ..base_provider import AsyncGeneratorProvider, ProviderModelMixin
from ..helper import format_prompt
import json
class NexraBing(AsyncGeneratorProvider, ProviderModelMixin):
label = "Nexra Bing"
api_endpoint = "https://nexra.aryahcr.cc/api/chat/complements"
bing_models = {
'Bing (Balanced)': 'Balanced',
'Bing (Creative)': 'Creative',
'Bing (Precise)': 'Precise'
}
models = [*bing_models.keys()]
@classmethod
async def create_async_generator(
cls,
model: str,
messages: Messages,
proxy: str = None,
**kwargs
) -> AsyncResult:
headers = {
"Content-Type": "application/json",
"Accept": "application/json",
"Origin": cls.url or "https://default-url.com",
"Referer": f"{cls.url}/chat" if cls.url else "https://default-url.com/chat",
}
async with ClientSession(headers=headers) as session:
prompt = format_prompt(messages)
if prompt is None:
raise ValueError("Prompt cannot be None")
data = {
"messages": [
{
"role": "user",
"content": prompt
}
],
"conversation_style": cls.bing_models.get(model, 'Balanced'),
"markdown": False,
"stream": True,
"model": "Bing"
}
full_response = ""
last_message = ""
async with session.post(cls.api_endpoint, json=data, proxy=proxy) as response:
response.raise_for_status()
async for line in response.content:
if line:
raw_data = line.decode('utf-8').strip()
parts = raw_data.split(' ')
for part in parts:
if part:
try:
json_data = json.loads(part)
except json.JSONDecodeError:
continue
if json_data.get("error"):
raise Exception("Error in API response")
if json_data.get("finish"):
break
if message := json_data.get("message"):
if message != last_message:
full_response = message
last_message = message
yield full_response.strip()
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