加入webargs验证扩展,分区用于验证的inschema和用户序列化的outschema

applications/extensions/init_error_views.py

@@ -1,4 +1,4 @@
-from flask import render_template
+from flask import render_template, jsonify
 
 
 def init_error_views(app):
@@ -13,3 +13,22 @@ def init_error_views(app):
     @app.errorhandler(500)
     def internal_server_error(e):
         return render_template('errors/500.html'), 500
+
+    # Return validation errors as JSON
+    @app.errorhandler(422)
+    @app.errorhandler(400)
+    def handle_error(err):
+        headers = err.data.get("headers", None)
+        messages = err.data.get("messages", ["Invalid request."]).get('json')
+        print(err.data.get("messages"))
+        print(messages.items())
+        msg = ''
+
+        for i in messages.items():
+            msg = str(i[0]) + str(i[1][0])
+            break
+
+        if headers:
+            return jsonify({"success": False, "msg": msg})
+        else:
+            return jsonify({"success": False, "msg": msg})