old_contents: """test
  
  Revision ID: 520ecfd63df2
  Revises: None
  Create Date: 2013-01-25 15:19:38.185554
  
  """
  
  # revision identifiers, used by Alembic.
  revision = '520ecfd63df2'
  down_revision = None
  
  from alembic import op
  import sqlalchemy as sa
  
  
  def upgrade():
      op.add_column('fileverifier', sa.Column('warning_regex', sa.Unicode()))
  
  def downgrade():
      op.drop_column('fileverifier', 'warning_regex')
  
new_contents: """add_warning_regex
  
  Revision ID: 520ecfd63df2
  Revises: None
  Create Date: 2013-01-25 15:19:38.185554
  
  """
  
  # revision identifiers, used by Alembic.
  revision = '520ecfd63df2'
  down_revision = None
  
  from alembic import op
  import sqlalchemy as sa
  
  
  def upgrade():
      op.add_column('fileverifier', sa.Column('warning_regex', sa.Unicode()))
  
  def downgrade():
      op.drop_column('fileverifier', 'warning_regex')
  
subject: Fix migration name.