np = numpy.array(lists) # list转numpy
lists = np.tolist() # numpy转list

t = torch.from_numpy(np) # numpy转tensor一种方式
t = torch.Tensor(np) # numpy转tensor另一种方式
np = t.numpy() # tensor转numpy

t = torch.Tensor(lists) # list转tensor
lists = t.tolist() # tensor转list
lists = t.numpy().tolist() # tensor先转numpy再转list