new_contents: """really drop old content
  
  Revision ID: 3d9034ad2d7d
  Revises: 1dd2771cbf39
  Create Date: 2015-03-29 12:01:54.276288
  
  """
  
  # revision identifiers, used by Alembic.
  revision = '3d9034ad2d7d'
  down_revision = '1dd2771cbf39'
  branch_labels = None
  depends_on = None
  
  from alembic import op
  import sqlalchemy as sa
  
  
  def upgrade():
      op.drop_table(u'old_content')
  
  
  def downgrade():
      pass
  
subject: Drop old_content table