test_torch.py 文件源码

python
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项目:pytorch 作者: tylergenter 项目源码 文件源码
def test_RNGStateAliasing(self):
        # Fork the random number stream at this point
        gen = torch.Generator()
        gen.set_state(torch.get_rng_state())
        self.assertEqual(gen.get_state(), torch.get_rng_state())

        target_value = torch.rand(1000)
        # Dramatically alter the internal state of the main generator
        _ = torch.rand(100000)
        forked_value = torch.rand(gen, 1000)
        self.assertEqual(target_value, forked_value, 0, "RNG has not forked correctly.")
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