Paddle dtype

import paddle

a = paddle.to_tensor([0, 0, 1, 1])
b = paddle.to_tensor([1.2, 1.3, 2.1, 2.4])

a * b  # int64 int * float = int ???

Tensor(shape=[4], dtype=int64, place=CPUPlace, stop_gradient=True,
       [0, 0, 2, 2])

c = paddle.to_tensor([1.2, 1.3, 2.1, 2])

a * c

Tensor(shape=[4], dtype=int64, place=CPUPlace, stop_gradient=True,
       [0, 0, 2, 2])

b * c

Tensor(shape=[4], dtype=float32, place=CPUPlace, stop_gradient=True,
       [1.44000006, 1.68999982, 4.40999937, 4.80000019])

1. * a

Tensor(shape=[4], dtype=float32, place=CPUPlace, stop_gradient=True,
       [0., 0., 1., 1.])

bool_a = paddle.to_tensor([True, False])
bool_a

Tensor(shape=[2], dtype=bool, place=CPUPlace, stop_gradient=True,
       [True , False])

bool_a.cast('int64')

Tensor(shape=[2], dtype=int64, place=CPUPlace, stop_gradient=True,
       [1, 0])