Class foo

numpy/core/tests/test_ufunc.py:123–128

    # class to use in testing object method loops
    class foo:
        def conjugate(self):
            return np.bool_(1)

        def logical_xor(self, obj):
            return np.bool_(1)

    def test_unary_PyUFunc_O_O(self):
        x = np.ones(10, dtype=object)