numpy的阵列采用逐元素默认倍增。退房numpy.einsum和numpy.tensordot。我认为你在寻找什么是这样的：

Numpy arrays use element-wise multiplication by default. Check out numpy.einsum, and numpy.tensordot. I think what you're looking for is something like this:

results = np.einsum('ij,jkl->ikl',factor,input)