text: """empty message
  
  Revision ID: 4abdb197fcf2
  Revises: eff921208d31
  Create Date: 2020-04-16 18:24:41.277620
  
  """
  from alembic import op
  import sqlalchemy as sa
  
  
  # revision identifiers, used by Alembic.
  revision = '4abdb197fcf2'
  down_revision = 'eff921208d31'
  branch_labels = None
  depends_on = None
  
  
  def upgrade():
      # ### commands auto generated by Alembic - please adjust! ###
      op.drop_column('Show', 'start_time')
      # ### end Alembic commands ###
  
  
  def downgrade():
      # ### commands auto generated by Alembic - please adjust! ###
      op.add_column('Show', sa.Column('start_time', sa.VARCHAR(length=120), autoincrement=False, nullable=True))
      # ### end Alembic commands ###
  