Method __getitem__

numpy/core/tests/test_arrayprint.py:103–107

(self, item)

        # gh-10663
        class DuckCounter(np.ndarray):
            def __getitem__(self, item):
                result = super().__getitem__(item)
                if not isinstance(result, DuckCounter):
                    result = result[...].view(DuckCounter)
                return result

            def to_string(self):
                return {0: 'zero', 1: 'one', 2: 'two'}.get(self.item(), 'many')