code: def duplicate_input_field_message(field_name):
      return 'There can only be one input field named "{}".'.format(
          field_name
      )
  
file_path: wandb/wandb/vendor/graphql-core-1.1/wandb_graphql/validation/rules/unique_input_field_names.py
imports: from ...error import GraphQLError
  from .base import ValidationRule
label_desc: Use image node_id 5 for calling the UniqueInputFieldNames obj's underlying member method code with example usage: obj.duplicate_input_field_message(field_name) and returns: str