code: def get_include_fields(request):
      
      include_fields = []
      rif = request.get("include_fields", "")
      if "include_fields" in request:
          include_fields = [x.strip()
                            for x in rif.split(",")
                            if x.strip()]
      if "include_fields[]" in request:
          include_fields = request['include_fields[]']
      return include_fields
docs: Retrieve include_fields values from the request