content: from typing import List
  
  import strawberry
  import strawberry_django
  
  from .types import *
  
  
  @strawberry.type(name="Query")
  class CoreQuery:
      data_file: DataFileType = strawberry_django.field()
      data_file_list: List[DataFileType] = strawberry_django.field()
  
      data_source: DataSourceType = strawberry_django.field()
      data_source_list: List[DataSourceType] = strawberry_django.field()
  