Hi Thomas,
Thanks a lot for testing it. This is getting interesting that we got different results.
The software I am using are:
pytorch: 0.1.12_2, install from pip yesterday
python: 2.7
uname: Linux 3.16.0-4-amd64 #1 SMP Debian 3.16.43-2+deb8u1 (2017-06-18) x86_64 GNU/Linux
Best,
Weipeng