def downgrade():
    op.drop_column('cycle_task_group_object_tasks', 'verified_date')
    op.drop_column('cycle_task_group_object_tasks', 'finished_date')
def downgrade():
    op.drop_column('cycle_task_group_object_tasks', 'verified_date')
    op.drop_column('cycle_task_group_object_tasks', 'finished_date')