[svn r57442] robustify. this can also happen to get exectued while being in another version of the py lib.
[svn r57442] robustify. this can also happen to get exectued while being in another version of the py lib.

--HG--
branch : trunk

nicoddemus/pytest,vodik/pytest,bubenkoff/pytest,oleg-alexandrov/pytest,mhils/pytest,pelme/pytest,untitaker/pytest,Bachmann1234/pytest,Bachmann1234/pytest,gabrielcnr/pytest,doordash/pytest,etataurov/pytest,mbirtwell/pytest,ericdill/pytest,takluyver/pytest,untitaker/pytest,userzimmermann/pytest,markshao/pytest,omarkohl/pytest,The-Compiler/pytest,jb098/pytest,icemac/pytest,skylarjhdownes/pytest,hunse/pytest,bukzor/pytest,pytest-dev/pytest,Akasurde/pytest,oleg-alexandrov/pytest,gabrielcnr/pytest,rmfitzpatrick/pytest,codewarrior0/pytest,MengJueM/pytest,ionelmc/pytest,ghostsquad/pytest,chillbear/pytest,mhils/pytest,ojake/pytest,chillbear/pytest,ropez/pytest,mdboom/pytest,nicoddemus/repo-test,The-Compiler/pytest,tomviner/pytest,pytest-dev/py,rouge8/pytest,malinoff/pytest,omarkohl/pytest,hackebrot/pytest,wfxiang08/pytest,hunse/pytest,pfctdayelise/pytest,userzimmermann/pytest,inirudebwoy/pytest,chiller/pytest,Bjwebb/pytest,vmalloc/dessert,vodik/pytest,wfxiang08/pytest,bubenkoff/pytest,tomviner/pytest,ghostsquad/pytest,mdboom/pytest,pelme/pytest,mbirtwell/pytest,Bjwebb/pytest,RonnyPfannschmidt/pytest,Carreau/pytest,icemac/pytest,Magicjarvis/py,nicoddemus/pytest,ropez/pytest,bukzor/pytest,lukas-bednar/pytest,nicoddemus/repo-test,flub/pytest,chiller/pytest,takluyver/pytest,abusalimov/pytest,abusalimov/pytest,ericdill/pytest,alfredodeza/pytest,MichaelAquilina/pytest,hpk42/pytest,MengJueM/pytest,tgoodlet/pytest,ojake/pytest,txomon/pytest,rouge8/pytest,Haibo-Wang-ORG/pytest,Haibo-Wang-ORG/pytest,tareqalayan/pytest,JonathonSonesen/pytest,davidszotten/pytest,hpk42/pytest,ddboline/pytest,codewarrior0/pytest,inirudebwoy/pytest,jaraco/pytest,jb098/pytest,lukas-bednar/pytest,ionelmc/pytest,JonathonSonesen/pytest,doordash/pytest,Carreau/pytest,eli-b/pytest