Method __delitem__

lib/sqlalchemy/ext/mutable.py:838–841

Detect dictionary del events and emit change events.

(self, key: _KT)

            return result

    def __delitem__(self, key: _KT) -> None:
        """Detect dictionary del events and emit change events."""
        dict.__delitem__(self, key)
        self.changed()

    def update(self, *a: Any, **kw: _VT) -> None:
        dict.update(self, *a, **kw)