update imports in the minimal api example

Author: mahenzon

README.rst

@@ -31,6 +31,7 @@ A minimal API
     from flask import Flask
     from flask_combo_jsonapi import Api, ResourceDetail, ResourceList
     from flask_sqlalchemy import SQLAlchemy
+    from marshmallow import pre_load
     from marshmallow_jsonapi.flask import Schema
     from marshmallow_jsonapi import fields
 
@@ -62,18 +63,18 @@ A minimal API
         id = fields.Integer(as_string=True, dump_only=True)
         name = fields.String()
 
-    @pre_load
-    def remove_id_before_deserializing(self, data, **kwargs):
-        """
-        We don't want to allow editing ID on POST / PATCH
-
-        Related issues:
-        https://github.com/AdCombo/flask-combo-jsonapi/issues/34
-        https://github.com/miLibris/flask-rest-jsonapi/issues/193
-        """
-        if 'id' in data:
-            del data['id']
-        return data
+        @pre_load
+        def remove_id_before_deserializing(self, data, **kwargs):
+            """
+            We don't want to allow editing ID on POST / PATCH
+
+            Related issues:
+            https://github.com/AdCombo/flask-combo-jsonapi/issues/34
+            https://github.com/miLibris/flask-rest-jsonapi/issues/193
+            """
+            if 'id' in data:
+                del data['id']
+            return data
 
     # Create resource managers
     class PersonList(ResourceList):

examples/api_minimal.py

@@ -1,8 +1,7 @@
 from flask import Flask
-from marshmallow import pre_load
-
 from flask_combo_jsonapi import Api, ResourceDetail, ResourceList
 from flask_sqlalchemy import SQLAlchemy
+from marshmallow import pre_load
 from marshmallow_jsonapi.flask import Schema
 from marshmallow_jsonapi import fields