code: def main():
      """Run administrative tasks."""
      os.environ.setdefault(
          "DJANGO_SETTINGS_MODULE", "dtale_test.settings"
      )
      try:
          from django.core.management import execute_from_command_line
      except ImportError as exc:
          raise ImportError(
              "Couldn't import Django. Are you sure it's installed and "
              "available on your PYTHONPATH environment variable? Did you "
              "forget to activate a virtual environment?"
          ) from exc
      execute_from_command_line(sys.argv)
  
label_desc: Use image node_id 1 for calling a global function with example usage: main() without return types