library · inferred from evidence
Sequence
An abstract base class in Python's collections.abc module, mentioned as an example.
- ImportError: cannot import name 'MutableMapping' from 'collections'
Fixes ImportError: cannot import name 'MutableMapping' from 'collections' Use when Python 3.10+ and `from collections import [ABC]` Not for: Python < 3.10 (it works there, with a deprecation warning)