restore compatibility with python 2.4 (yield couldn't be used withing a try/finally statement)
restore compatibility with python 2.4 (yield couldn't be used withing a try/finally statement)

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