test_multiarray.py 文件源码

def test_exceptions(self):
        dims = [
            ((1,), (2,)),            # mismatched vector vector
            ((2, 1,), (2,)),         # mismatched matrix vector
            ((2,), (1, 2)),          # mismatched vector matrix
            ((1, 2), (3, 1)),        # mismatched matrix matrix
            ((1,), ()),              # vector scalar
            ((), (1)),               # scalar vector
            ((1, 1), ()),            # matrix scalar
            ((), (1, 1)),            # scalar matrix
            ((2, 2, 1), (3, 1, 2)),  # cannot broadcast
            ]

        for dt, (dm1, dm2) in itertools.product(self.types, dims):
            a = np.ones(dm1, dtype=dt)
            b = np.ones(dm2, dtype=dt)
            assert_raises(ValueError, self.matmul, a, b)