equal
deleted
inserted
replaced
119 if not isinstance(value, list): |
119 if not isinstance(value, list): |
120 raise db.BadValueError('Property %s must be a list' % |
120 raise db.BadValueError('Property %s must be a list' % |
121 self.name) |
121 self.name) |
122 for item in value: |
122 for item in value: |
123 if not isinstance(item, self.item_type): |
123 if not isinstance(item, self.item_type): |
124 raise db.BadValueError( |
124 raise db.BadValueError( |
125 'Items in the %s list must all be %s instances' % |
125 'Items in the %s list must all be %s instances' % |
126 (self.name, self.item_type.__name__)) |
126 (self.name, self.item_type.__name__)) |
127 return value |
127 return value |
128 |
128 |
129 def empty(self, value): |
129 def empty(self, value): |
130 """Is list property empty. |
130 """Is list property empty. |
131 |
131 |
163 A list of the keys for all Models in the value list. |
163 A list of the keys for all Models in the value list. |
164 """ |
164 """ |
165 value = self.__get__(model_instance, model_instance.__class__) |
165 value = self.__get__(model_instance, model_instance.__class__) |
166 self.validate(value) |
166 self.validate(value) |
167 if value is None: |
167 if value is None: |
168 return None |
168 return None |
169 else: |
169 else: |
170 return [v.key() for v in value] |
170 return [v.key() for v in value] |
171 |
171 |
172 def make_value_from_datastore(self, value): |
172 def make_value_from_datastore(self, value): |
173 """Recreates the list of Models from the list of keys. |
173 """Recreates the list of Models from the list of keys. |
174 |
174 |
175 Args: |
175 Args: |
177 |
177 |
178 Returns: |
178 Returns: |
179 None or a list of Models. |
179 None or a list of Models. |
180 """ |
180 """ |
181 if value is None: |
181 if value is None: |
182 return None |
182 return None |
183 else: |
183 else: |
184 return [db.get(v) for v in value] |
184 return [db.get(v) for v in value] |