Update app.py

app.py

@@ -1,4 +1,4 @@
-from flask import Flask, request, Response, jsonify, stream_with_context, Blueprint
+from flask import Flask, Blueprint, request, Response, jsonify, stream_with_context
 import requests
 import json
 import uuid
@@ -237,5 +237,5 @@ def list_models():
 app.register_blueprint(api)
 
 if __name__ == '__main__':
-    port = int(os.getenv("PORT", 7860))  # 默认使用 7860 端口，适配 Hugging Face Spaces
+    port = int(os.getenv("PORT", 7860))  # 默认端口 7860
     app.run(host='0.0.0.0', port=port, debug=False)