add on_not_set hooks

README.md

@@ -8,6 +8,8 @@
 | :---: |
 
 ## QuickScheme Release Notes
+* 0.2.1
+    * Add field not set hooks
 * 0.2.0
     * Add before/instead/after field set hooks
 * 0.1.1

package.cfg

@@ -1,5 +1,5 @@
 [Package]
-version =  0.2.0
+version =  0.2.1
 name = QuickScheme
 description = Quick Way To Define Data Schema and Mapping Data To Objects
 url = https://mlasevich.github.io/QuickScheme/

src/quick_scheme/nodes/scheme_node.py

@@ -150,19 +150,19 @@ def _set_data(self, data):
         ''' Set data for this object '''
         extra_data = self._get_map_class_instance()
 
-        keys_set = []
         if isinstance(data, dict):
             for field, value in data.items():
-                keys_set.append(object)
                 self._init_field(field, value, extra_data)
         else:
             self._brief_set(data)
 
-        LOG.error("%s fields not set, %s extra fields when setting %s from %s",
-                  len(keys_set), len(extra_data), self._path_str(), data)
-
         self._data = extra_data
 
+        args = Args(data=data)
+        for field_name, (_field_idx, field) in self._fields.items():
+            if not field.is_set:
+                self._run_if_present("_on_not_set_%s" % field_name, args=args)
+
     def _get_by_id(self, id):
         ''' Return by id '''
         fields = self._fields

src/quick_scheme/nodes/scheme_node_test.py

@@ -40,6 +40,10 @@ class MyOpenNode(MyClosedNode):
         Field('integer_with_default_2', ftype=int, default=2, always=False),
     ]
 
+    def _on_not_set_integer_no_default(self, data, **kwargs):
+        ''' Runs if integer_no_default is not '''
+        self._data['integer_no_default_unset'] = 'unset'
+
     def _before_set_b4(self, value, **_):
         ''' Runs Before b4 is set '''
         value = "__" + value + "__"
@@ -135,7 +139,8 @@ def test_open_node_empty(self):
         self.assertDictEqual(node.quick_scheme.get_data(), {'id': '',
                                                             'name': 'def',
                                                             'integer_no_default': 0,
-                                                            'integer_with_default_1': 1})
+                                                            'integer_with_default_1': 1,
+                                                            'integer_no_default_unset': 'unset'})
 
     def test_open_node_data(self):
         ''' Test getting action_desc'''
@@ -205,7 +210,8 @@ def test_open_node_brief(self):
         self.assertDictEqual(node.quick_scheme.get_data(), {'id': '',
                                                             'name': 'my brief value',
                                                             'integer_no_default': 0,
-                                                            'integer_with_default_1': 1})
+                                                            'integer_with_default_1': 1,
+                                                            'integer_no_default_unset': 'unset'})
 
 
 if __name__ == '__main__':