new_contents: """empty message
  
  Revision ID: a156683c29f2
  Revises: 3ddf84fb2826
  Create Date: 2018-03-16 12:42:06.230652
  
  """
  
  # revision identifiers, used by Alembic.
  revision = 'a156683c29f2'
  down_revision = '3ddf84fb2826'
  
  from alembic import op
  import sqlalchemy as sa
  
  
  def upgrade():
      # ### commands auto generated by Alembic - please adjust! ###
      op.add_column('forms', sa.Column('disable_email', sa.Boolean(), nullable=True))
      op.add_column('forms', sa.Column('disable_storage', sa.Boolean(), nullable=True))
      # ### end Alembic commands ###
  
  
  def downgrade():
      # ### commands auto generated by Alembic - please adjust! ###
      op.drop_column('forms', 'disable_storage')
      op.drop_column('forms', 'disable_email')
      # ### end Alembic commands ###
  
subject: add DB migrations