code: def categorize(func: Union[Callable, Iterable], category: str) -> None:
      
      if isinstance(func, Iterable):
          for item in func:
              setattr(item, HELP_CATEGORY, category)
      else:
          setattr(func, HELP_CATEGORY, category)
docs: Categorize a function.
  
      The help command output will group this function under the specified category heading
  
      :param func: function to categorize
      :param category: category to put it in