class_docstr: This metaclass enables ColorGroup class types to be used like simple
  enumerations.
class_docstr_tok: ["This","metaclass","enables","ColorGroup","class","types","to","be","used","like","simple","enumerations","."]
code: def __iter__(self) -> Iterator[NamedColor]:
      from . import named
  
      return (getattr(named, x.lower()) for x in self._colors)
  
file_path: bokeh/src/bokeh/colors/util.py
imports: from __future__ import annotations
  import logging
  from typing import ClassVar, Iterator
  from .color import RGB
label_desc: Use image node_id 3 for calling the _ColorGroupMeta obj's underlying member method code with example usage: obj.__iter__() and returns: unknown