test_multiarray.py 文件源码

def test_ufunc_override_normalize_signature(self):
        # 2016-01-29: NUMPY_UFUNC_DISABLED
        return

        # gh-5674
        class SomeClass(object):
            def __numpy_ufunc__(self, ufunc, method, i, inputs, **kw):
                return kw

        a = SomeClass()
        kw = np.add(a, [1])
        assert_('sig' not in kw and 'signature' not in kw)
        kw = np.add(a, [1], sig='ii->i')
        assert_('sig' not in kw and 'signature' in kw)
        assert_equal(kw['signature'], 'ii->i')
        kw = np.add(a, [1], signature='ii->i')
        assert_('sig' not in kw and 'signature' in kw)
        assert_equal(kw['signature'], 'ii->i')