Files
tinygrad/test/test_gc.py
2020-12-06 10:34:40 -08:00

39 lines
889 B
Python

#!/usr/bin/env python
import unittest
from tinygrad.tensor import Tensor, GPU
class TestGC(unittest.TestCase):
gpu = False
def test_gc(self):
a = Tensor.zeros(4,4, gpu=self.gpu)
b = Tensor.zeros(4,4, gpu=self.gpu)
(a*b).mean().backward()
assert(Tensor.allocated > 0)
del a,b
assert(Tensor.allocated == 0)
def test_gc_complex(self):
a = Tensor.zeros(4,4, gpu=self.gpu)
b = Tensor.zeros(4,4, gpu=self.gpu)
assert(Tensor.allocated == 2)
(a*b).mean().backward()
assert(Tensor.allocated == 4)
del b
assert(Tensor.allocated == 2)
b = Tensor.zeros(4,4, gpu=self.gpu)
print(Tensor.allocated)
(a*b).mean().backward()
print(Tensor.allocated)
assert(Tensor.allocated == 4)
del b
assert(Tensor.allocated == 2)
if GPU:
class TestGCGPU(TestGC):
gpu = True
if __name__ == '__main__':
unittest.main()