# Generated by Django 3.2.6 on 2021-08-30 05:13 from django.db import migrations, models class Migration(migrations.Migration): dependencies = [ ('mtm', '0004_auto_20210830_1129'), ] operations = [ migrations.RemoveField( model_name='inputmaterial', name='unit', ), migrations.RemoveField( model_name='outputmaterial', name='unit', ), migrations.AddField( model_name='material', name='unit', field=models.CharField(choices=[('块', '块'), ('套', '套')], default='块', max_length=10, verbose_name='基准计量单位'), ), ]