class_docstr: Metaclass for Enum
class_docstr_tok: ["Metaclass","for","Enum"]
code: def __contains__(cls, member):
      return isinstance(member, cls) and member.name in cls._member_map_
  
imports: import sys
label_desc: Use image node_id 5 for calling the EnumMeta obj's underlying member method code with example usage: obj.__contains__(cls, member) and returns: unknown