A special case for 'Permission denied' error msg when trying to execute a python scripy.
A special case for 'Permission denied' error msg when trying to execute a
python scripy.

The script does not have execute permission and/or does not start with !#/usr/...
In that case, pre-pend the command with 'python' keyword.

Change-Id: Idf73ee9cf0a523f51c78672188a457b2fcedc1e6

SimenB/thefuck,lawrencebenson/thefuck,zhangzhishan/thefuck,BertieJim/thefuck,artiya4u/thefuck,thinkerchan/thefuck,MJerty/thefuck,lawrencebenson/thefuck,hxddh/thefuck,hxddh/thefuck,AntonChankin/thefuck,PLNech/thefuck,beni55/thefuck,LawrenceHan/thefuck,levythu/thefuck,LawrenceHan/thefuck,mcarton/thefuck,JianfengYao/thefuck,scorphus/thefuck,redreamality/thefuck,gogobebe2/thefuck,subajat1/thefuck,ytjiang/thefuck,mlk/thefuck,nvbn/thefuck,MJerty/thefuck,Aeron/thefuck,AntonChankin/thefuck,nvbn/thefuck,ostree/thefuck,thesoulkiller/thefuck,NguyenHoaiNam/thefuck,bigplus/thefuck,mcarton/thefuck,scorphus/thefuck,SimenB/thefuck,barneyElDinosaurio/thefuck,gaurav9991/thefuck,BertieJim/thefuck,JensTimmerman/thefuck,barneyElDinosaurio/thefuck,bugaevc/thefuck,manashmndl/thefuck,redreamality/thefuck,mlk/thefuck,princeofdarkness76/thefuck,petr-tichy/thefuck,ostree/thefuck,vanita5/thefuck,thesoulkiller/thefuck,bigplus/thefuck,Clpsplug/thefuck,vanita5/thefuck,mbbill/thefuck,Clpsplug/thefuck,beni55/thefuck,nwinkler/thefuck,roth1002/thefuck,PLNech/thefuck,thinkerchan/thefuck,manashmndl/thefuck,subajat1/thefuck,suxinde2009/thefuck,levythu/thefuck,dionyziz/thefuck,qingying5810/thefuck,roth1002/thefuck,qrqiuren/thefuck,princeofdarkness76/thefuck,sekaiamber/thefuck