new_contents: """empty message
  
  Revision ID: 0058 set all has_banner_text
  Revises: 0057 add has_banner_text
  Create Date: 2021-10-03 00:31:22.285217
  
  """
  
  # revision identifiers, used by Alembic.
  revision = '0058 set all has_banner_text'
  down_revision = '0057 add has_banner_text'
  
  from alembic import op
  
  
  def upgrade():
      op.execute("UPDATE events SET has_banner_text = True")
  
  def downgrade():
      pass
  
subject: Set all events to show banner text