Added names() method to _TaggableManager

docs/api.txt

@@ -54,6 +54,16 @@ playing around with the API.
         model with its own tagging through table, only other instances of the
         same model will be returned.
 
+    .. method:: names()
+    
+        Convenience method, returning a ``ValuesListQuerySet`` (basically
+        just an iterable) containing the name of each tag as a string::
+
+            >>> apple.tags.names()
+            [u'green', u'red']
+            >>> 'green' in apple.tags.names()
+            True
+
 Filtering
 ~~~~~~~~~
 

taggit/managers.py

@@ -172,6 +172,10 @@ class _TaggableManager(models.Manager):
             self.through.objects.get_or_create(tag=tag, **self._lookup_kwargs())
 
     @require_instance_manager
+    def names(self):
+        return self.get_query_set().values_list('name', flat=True)
+
+    @require_instance_manager
     def set(self, *tags):
         self.clear()
         self.add(*tags)

tests/tests.py

@@ -313,6 +313,12 @@ class TaggableManagerTestCase(BaseTaggingTestCase):
         self.assertTrue(hasattr(field, 'related'))
         self.assertEqual(self.food_model, field.related.model)
 
+    def test_names_method(self):
+        apple = self.food_model.objects.create(name="apple")
+        apple.tags.add('green')
+        apple.tags.add('red')
+        self.assertEqual(list(apple.tags.names()), ['green', 'red'])
+
 
 class TaggableManagerDirectTestCase(TaggableManagerTestCase):
     food_model = DirectFood