Fix the servor 500 error and show error message to client

application/error.py

@@ -0,0 +1,13 @@
+from flask import jsonify
+from werkzeug.http import HTTP_STATUS_CODES
+
+def response_error(code_status,message=None):
+    payload = {'error':HTTP_STATUS_CODES.get(code_status,"something get weong")}
+    if message:
+        payload['message'] = message
+    response = jsonify(payload)
+    response.status_code = code_status
+    return response
+
+def bad_request(status_code=400,message=''):
+    return response_error(code_status=status_code,message=message)