数据库重复连接问题

DAPlatform/views/file.py

@@ -9,7 +9,8 @@ data = Blueprint("data", __name__, url_prefix="/api/file")
 
 @data.before_request
 def before_request():
-    mysql.connect()
+    if mysql.is_closed():
+        mysql.connect()
 
 
 @data.after_request

DAPlatform/views/slice.py

@@ -9,7 +9,8 @@ slice = Blueprint("slice", __name__, url_prefix="/api/slice")
 
 @slice.before_request
 def before_request():
-    mysql.connect()
+    if mysql.is_closed():
+        mysql.connect()
 
 
 @slice.after_request

DAPlatform/views/task.py

@@ -8,7 +8,8 @@ task = Blueprint("task", __name__, url_prefix="/api/task")
 
 @task.before_request
 def before_request():
-    mysql.connect()
+    if mysql.is_closed():
+        mysql.connect()
 
 
 @task.after_request

DAPlatform/views/user.py

@@ -9,7 +9,8 @@ user = Blueprint("user", __name__, url_prefix="/api/user")
 
 @user.before_request
 def before_request():
-    mysql.connect()
+    if mysql.is_closed():
+        mysql.connect()
 
 
 @user.after_request