7d57d1cf3429_.py 文件源码

def downgrade():
    op.alter_column('evaluations', 'as_of_date_frequency', new_column_name='example_frequency')
    op.alter_column('models', 'training_label_timespan', new_column_name='train_label_window')
    op.alter_column('predictions', 'test_label_timespan', new_column_name='test_label_window')
    op.alter_column('list_predictions', 'test_label_timespan', new_column_name='test_label_window')