old_contents: from django.db import migrations, models
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ("contenttypes", "0002_remove_content_type_name"),
          ("schedule", "0007_merge_text_fields"),
      ]
  
      operations = [
          migrations.AlterField(
              model_name="calendarrelation",
              name="object_id",
              field=models.IntegerField(db_index=True),
          ),
          migrations.AlterField(
              model_name="eventrelation",
              name="object_id",
              field=models.IntegerField(db_index=True),
          ),
          migrations.AlterIndexTogether(
              name="calendarrelation", index_together={("content_type", "object_id")}
          ),
          migrations.AlterIndexTogether(
              name="eventrelation", index_together={("content_type", "object_id")}
          ),
          migrations.AlterField(
              model_name="calendar",
              name="slug",
              field=models.SlugField(verbose_name="slug", max_length=200, unique=True),
          )
      ]
  
new_contents: from django.db import migrations, models
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ("contenttypes", "0002_remove_content_type_name"),
          ("schedule", "0007_merge_text_fields"),
      ]
  
      operations = [
          migrations.AlterField(
              model_name="calendarrelation",
              name="object_id",
              field=models.IntegerField(db_index=True),
          ),
          migrations.AlterField(
              model_name="eventrelation",
              name="object_id",
              field=models.IntegerField(db_index=True),
          ),
          migrations.AlterIndexTogether(
              name="calendarrelation", index_together={("content_type", "object_id")}
          ),
          migrations.AlterIndexTogether(
              name="eventrelation", index_together={("content_type", "object_id")}
          ),
          migrations.AlterField(
              model_name="calendar",
              name="slug",
              field=models.SlugField(verbose_name="slug", max_length=200, unique=True),
          ),
      ]
  
subject: add black reformatting