code: def crud_mutation_name(action, model):
      
      model_string = get_model_string(model)
      # make sure the mutation name is correctly camelcases
      model_string = model_string[0].upper() + model_string[1:]
  
      # return the mutation name
      return "{}{}".format(action, model_string)
docs: This function returns the name of a mutation that performs the specified
          crud action on the given model service