36fba9f9069d_delete_unused_project_columns.py 文件源码

def upgrade():
    op.drop_column('project', 'time_estimate')
    op.drop_column('project', 'time_limit')
    op.drop_column('project', 'calibration_frac')
    op.drop_column('project', 'bolt_course_id')
    op.drop_column('project', 'long_tasks')