Automatically assign int IDs to hashable objects. Usage: ``` id_map = IntIdDict() print(id_map['a']) print(id_map['b']) print(id_map['c']) print(id_map['a']) print(id_map['b']) print(id_map['a']) print('') print(id_map.get_inverse(0)) print(id_
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nothing calls this directly
no outgoing calls
no test coverage detected