code: def forwards(self, orm):
      # Changing field 'Preset.uuid'
      db.alter_column(
          "timeside_presets",
          "uuid",
          self.gf("django.db.models.fields.CharField")(
              unique=True, max_length=255
          ),
      )
  
      # Changing field 'Selection.uuid'
      db.alter_column(
          "timeside_selections",
          "uuid",
          self.gf("django.db.models.fields.CharField")(
              unique=True, max_length=255
          ),
      )
  
      # Changing field 'Experience.uuid'
      db.alter_column(
          "timeside_experiences",
          "uuid",
          self.gf("django.db.models.fields.CharField")(
              unique=True, max_length=255
          ),
      )
  
      # Changing field 'Result.uuid'
      db.alter_column(
          "timeside_results",
          "uuid",
          self.gf("django.db.models.fields.CharField")(
              unique=True, max_length=255
          ),
      )
  
      # Changing field 'Item.uuid'
      db.alter_column(
          "timeside_items",
          "uuid",
          self.gf("django.db.models.fields.CharField")(
              unique=True, max_length=255
          ),
      )
  
      # Changing field 'Task.uuid'
      db.alter_column(
          "timeside_tasks",
          "uuid",
          self.gf("django.db.models.fields.CharField")(
              unique=True, max_length=255
          ),
      )
  
imports: from south.utils import datetime_utils
  from south.db import db
  from south.v2 import SchemaMigration
  from django.db import models
label_desc: Use image node_id 1 for calling the Migration obj's underlying member method code with example usage: obj.forwards(orm) without return types