修改数据库连接配置防止时间过长而断开

DAPlatform/app.py

@@ -11,7 +11,6 @@ from views.imageAnnotation import image
 
 from config.config import DevelopmentConfig
 
-
 app = Flask(__name__)
 CORS(app)
 app.config.from_object(DevelopmentConfig)
@@ -32,4 +31,4 @@ if __name__ == '__main__':
 
 @app.route('/')
 def hello(name=None):
-    return render_template('index.html', name=name)
+    return render_template('index.html', name=name)
\ No newline at end of file

DAPlatform/dao/model.py

@@ -7,4 +7,3 @@ mysql = MySQLDatabase(
     passwd='123456',
     charset='utf8'
 )
-mysql.connect()

DAPlatform/views/user.py

@@ -2,10 +2,24 @@ import json
 from flask import Blueprint
 from flask import request
 from dao import User
+from dao.model import mysql
 
 user = Blueprint("user", __name__, url_prefix="/api/user")
 
 
+@user.before_request
+def db_connect():
+    print("!")
+    mysql.connect()
+
+
+@user.after_request
+def db_close(response):
+    if not mysql.is_closed():
+        mysql.close()
+    return response
+
+
 @user.route("/signup", methods=["Post"])
 def signup():
     # print("signup")
@@ -42,3 +56,5 @@ def personnal_information():
         'data': ret.data
     }
     return json.dumps(res)
+
+