old_contents: from django.core.management.base import BaseCommand, CommandError
  from corehq.blobs import CODES, get_blob_db
  
  
  class Command(BaseCommand):
  
      def add_arguments(self, parser):
          parser.add_argument('data_type')
          parser.add_argument('date')
  
      def handle(self, data_type, date, **options):
          blob_db = get_blob_db()
          if data_type == 'form':
              parent_id = 'reconcile_es_forms'
          elif data_type == 'case':
              parent_id = 'reconcile_es_cases'
          else:
              raise CommandError('data_type must be either form or case')
          key = f'{parent_id}_{date}'
          blob = blob_db.get(
              key=key,
              type_code=CODES.tempfile
          )
          data = blob.read().decode('utf-8')
          self.stdout.write(data)
  
  
new_contents: from django.core.management.base import BaseCommand, CommandError
  from corehq.blobs import CODES, get_blob_db
  
  
  class Command(BaseCommand):
  
      def add_arguments(self, parser):
          parser.add_argument('data_type')
          parser.add_argument('date')
  
      def handle(self, data_type, date, **options):
          blob_db = get_blob_db()
          if data_type == 'form':
              parent_id = 'reconcile_es_forms'
          elif data_type == 'case':
              parent_id = 'reconcile_es_cases'
          else:
              raise CommandError('data_type must be either form or case')
          key = f'{parent_id}_{date}'
          blob = blob_db.get(
              key=key,
              type_code=CODES.tempfile
          )
          data = blob.read().decode('utf-8')
          self.stdout.write(data)
  
subject: fix whitespace