JittorMirror/python/jittor/test/test_clone.py

24 lines
756 B
Python

# ***************************************************************
# Copyright (c) 2020 Jittor. Authors:
# Dun Liang <randonlang@gmail.com>.
# All Rights Reserved.
# This file is subject to the terms and conditions defined in
# file 'LICENSE.txt', which is part of this source code package.
# ***************************************************************
import unittest
import jittor as jt
import numpy as np
class TestClone(unittest.TestCase):
def test(self):
b = a = jt.array(1)
for i in range(10):
b = b.clone()
if i==5: c=b
b.sync()
assert jt.number_of_lived_vars()==11
c.stop_grad()
assert jt.number_of_lived_vars()==3
if __name__ == "__main__":
unittest.main()