开发环境中使用env文件

app/router.py

@@ -6,6 +6,8 @@ from flask import Flask, send_file, request, jsonify, render_template
 
 from app.gen_units import gen_qr_code, gen_file_url
 
+from dotenv import load_dotenv
+
 app = Flask(__name__, template_folder="../templates", static_folder="../static")
 
 
@@ -41,6 +43,7 @@ def handle_delete_request(filename):
 
 @app.route('/uploads', methods=['POST'])
 def upload_file():
+    load_dotenv()
     url = os.environ.get('QR_URL_BASE')
     if request.method == 'POST':
         file = request.files['file']