new_contents: from __future__ import print_function
  
  from django.core.management.base import BaseCommand
  from django.db import connection, migrations
  from django.db.utils import OperationalError
  from student.models import UserProfile
  
  
  def check_name_en():
      """
      Check whether (name_en) exists or not. This is helpful when migrating (devstack) data, and for data that is
      already migrated
  
      :return: (True) if the field exists, (False) otherwise
      """
      result = True
  
      # To avoid writing (DB-Engine Dependent) query to check for the column, we will
      # apply a simple SELECT statement that will fail when the column is not present
      verified = UserProfile.objects.raw('SELECT id, name_en from auth_userprofile where id = 0;')
      try:
          for _ in verified:
              pass
  
      except OperationalError:
          result = False
  
      return result
  
  
  class Command(BaseCommand):
      help = 'Migrate database column (auth_userprofile.name_en) into (auth_userprofile.meta) and drop the column'
  
      def handle(self, *args, **options):
          if check_name_en():
              print('Database column (name_en) found in (auth_userprofile) table. Applying migration...')
  
              old_data = UserProfile.objects.raw(
                  "SELECT id, meta, name_en as db_name_en FROM auth_userprofile WHERE (name_en IS NOT NULL) AND (name_en != '');"
              )
  
              # Copying from (name_en) to (meta)
              for user_profile in old_data:
                  user_profile.name_en = user_profile.db_name_en
                  user_profile.save()
  
              # Dropping (name_en) from the table
              print('Data copied to (meta) field. Dropping old column (name_en)...')
              connection.cursor().execute("ALTER TABLE auth_userprofile DROP COLUMN name_en;")
  
              print('All done!')
  
          else:
              print('Database column (name_en) not found. Migration has been already applied!')
  
subject: Add a Command to Migrate UserProfile.name_en