测试gitnore

venv/Lib/site-packages/django/db/migrations/exceptions.py

@@ -3,37 +3,31 @@ from django.db import DatabaseError
 
 class AmbiguityError(Exception):
     """More than one migration matches a name prefix."""
-
     pass
 
 
 class BadMigrationError(Exception):
     """There's a bad migration (unreadable/bad format/etc.)."""
-
     pass
 
 
 class CircularDependencyError(Exception):
     """There's an impossible-to-resolve circular dependency."""
-
     pass
 
 
 class InconsistentMigrationHistory(Exception):
     """An applied migration has some of its dependencies not applied."""
-
     pass
 
 
 class InvalidBasesError(ValueError):
     """A model's base classes can't be resolved."""
-
     pass
 
 
 class IrreversibleError(RuntimeError):
     """An irreversible migration is about to be reversed."""
-
     pass