* The string :meth:`translate` method now accepts ``None`` as the
translation table parameter, which is treated as the identity
transformation. This makes it easier to carry out operations
- that only delete characters. (Contributed by Bengt Richter;
- :issue:`1193128`.)
+ that only delete characters. (Contributed by Bengt Richter and
+ implemented by Raymond Hettinger; :issue:`1193128`.)
* The built-in :func:`dir` function now checks for a :meth:`__dir__`
method on the objects it receives. This method must return a list