pytorch/caffe2/python/operator_test/duplicate_operands_test.py
Bugra Akyildiz 27c7158166 Remove __future__ imports for legacy Python2 supports (#45033)
Summary:
There is a module called `2to3` which you can target for future specifically to remove these, the directory of `caffe2` has the most redundant imports:

```2to3 -f future -w caffe2```

Pull Request resolved: https://github.com/pytorch/pytorch/pull/45033

Reviewed By: seemethere

Differential Revision: D23808648

Pulled By: bugra

fbshipit-source-id: 38971900f0fe43ab44a9168e57f2307580d36a38
2020-09-23 17:57:02 -07:00

28 lines
734 B
Python

import numpy as np
from caffe2.python import core, workspace
from caffe2.python.test_util import TestCase
class TestDuplicateOperands(TestCase):
def test_duplicate_operands(self):
net = core.Net('net')
shape = (2, 4)
x_in = np.random.uniform(size=shape)
x = net.GivenTensorFill([], 'X', shape=shape,
values=x_in.flatten().tolist())
xsq = net.Mul([x, x])
y = net.DotProduct([xsq, xsq])
net.AddGradientOperators([y])
workspace.RunNetOnce(net)
self.assertTrue(np.allclose(workspace.FetchBlob('X_grad'),
4 * x_in**3))
if __name__ == "__main__":
import unittest
unittest.main()