praktikum6 18.11

venv/lib/python3.7/site-packages/django/db/models/fields/__init__.py

@@ -743,8 +743,12 @@ class Field(RegisterLookupMixin):
             if not getattr(cls, self.attname, None):
                 setattr(cls, self.attname, DeferredAttribute(self.attname))
         if self.choices:
-            setattr(cls, 'get_%s_display' % self.name,
-                    partialmethod(cls._get_FIELD_display, field=self))
+            if not hasattr(cls, 'get_%s_display' % self.name):
+                setattr(
+                    cls,
+                    'get_%s_display' % self.name,
+                    partialmethod(cls._get_FIELD_display, field=self),
+                )
 
     def get_filter_kwargs_for_object(self, obj):
         """