Fix NameError on Windows
Fix NameError on Windows

chjwang/psutil,kiranvizru/psutil,AlanZatarain/psutil,kiranvizru/psutil,kiranvizru/psutil,marmolu/psutil,Alwnikrotikz/psutil,PFZheng/psutil,vmolsa/psutil,end18/psutil,creativewild/psutil,google-code-export/psutil,djhaskin987/psutil,chjwang/psutil,vmolsa/psutil,end18/psutil,tigerneil/psutil,nmani1905/psutil,kiranvizru/psutil,anfedorov/psutil,Alwnikrotikz/psutil,google-code-export/psutil,creativewild/psutil,tigerneil/psutil,skyshe/psutil,stupidcache/psutil,djhaskin987/psutil,AlanZatarain/psutil,tigerneil/psutil,end18/psutil,google-code-export/psutil,djhaskin987/psutil,vmolsa/psutil,zhengzheng/psutil,tigerneil/psutil,peter-hst/psutil,jucapj/psutil,nmani1905/psutil,huson2012/psutil,skyshe/psutil,stupidcache/psutil,djhaskin987/psutil,skyshe/psutil,end18/psutil,stupidcache/psutil,peter-hst/psutil,jucapj/psutil,google-code-export/psutil,anfedorov/psutil,marmolu/psutil,skyshe/psutil,shiva21/psutil,huson2012/psutil,zhengzheng/psutil,shiva21/psutil,PFZheng/psutil,vmolsa/psutil,creativewild/psutil,huson2012/psutil