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import os
from flask import Flask, request, Response, jsonify
import requests
import json
import random
from helper import create_jwt, github_username_zed_userid_list
app = Flask(__name__)
@app.route('/hf/v1/chat/completions', methods=['POST'])
def chat():
# Get the payload from the request
payload = request.json
# Get the model from the payload, defaulting to "claude-3-5-sonnet-20240620"
model = payload.get('model', 'claude-3-5-sonnet-20240620')
# Prepare the request for the LLM API
url = "https://llm.zed.dev/completion?"
llm_payload = {
"provider": "anthropic",
"model": model,
"provider_request": {
"model": model,
"max_tokens": payload.get('max_tokens', 8192),
"temperature": payload.get('temperature', 0),
"top_p": payload.get('top_p', 0.7),
"messages": payload['messages'],
"stream": payload.get('stream', False),
"system": payload.get('system', "")
}
}
#github_username, zed_user_id = random.choice(github_username_zed_userid_list)
jwt = create_jwt(3377,221078)
headers = {
'Host': 'llm.zed.dev',
'accept': '*/*',
'content-type': 'application/json',
'authorization': f'Bearer {jwt}',
'user-agent': 'Zed/0.149.3 (macos; aarch64)'
}
# Get proxy from environment variable
proxy = os.environ.get('HTTP_PROXY', None)
proxies = {'http': proxy, 'https': proxy} if proxy else None
def generate():
with requests.post(url, headers=headers, json=llm_payload, stream=True, proxies=proxies) as response:
for chunk in response.iter_content(chunk_size=1024):
if chunk:
# Parse the chunk and format it as per OpenAI's streaming format
try:
data = json.loads(chunk.decode('utf-8'))
content = data.get('completion', '')
yield f"data: {json.dumps({'choices': [{'delta': {'content': content}}]})}\n\n"
except json.JSONDecodeError:
continue
yield "data: [DONE]\n\n"
if payload.get('stream', False):
return Response(generate(), content_type='text/event-stream')
else:
with requests.post(url, headers=headers, json=llm_payload, proxies=proxies) as response:
data = response.json()
return jsonify({
"id": "chatcmpl-" + os.urandom(12).hex(),
"object": "chat.completion",
"created": int(time.time()),
"model": model,
"choices": [{
"index": 0,
"message": {
"role": "assistant",
"content": data.get('completion', '')
},
"finish_reason": "stop"
}],
"usage": {
"prompt_tokens": -1, # We don't have this information
"completion_tokens": -1, # We don't have this information
"total_tokens": -1 # We don't have this information
}
})
if __name__ == '__main__':
app.run(debug=True) |