fix Py3 test issue
fix Py3 test issue

mrGeen/cython,acrispin/cython,JelleZijlstra/cython,cython/cython,scoder/cython,hhsprings/cython,madjar/cython,mrGeen/cython,mcanthony/cython,c-blake/cython,andreasvc/cython,fabianrost84/cython,acrispin/cython,fperez/cython,hickford/cython,achernet/cython,hickford/cython,achernet/cython,slonik-az/cython,roxyboy/cython,da-woods/cython,scoder/cython,JelleZijlstra/cython,mrGeen/cython,ABcDexter/cython,slonik-az/cython,hickford/cython,mcanthony/cython,fperez/cython,scoder/cython,cython/cython,encukou/cython,ABcDexter/cython,slonik-az/cython,fabianrost84/cython,dahebolangkuan/cython,mcanthony/cython,mrGeen/cython,mcanthony/cython,achernet/cython,fabianrost84/cython,marscher/cython,dahebolangkuan/cython,hickford/cython,scoder/cython,andreasvc/cython,mrGeen/cython,roxyboy/cython,marscher/cython,JelleZijlstra/cython,dahebolangkuan/cython,hickford/cython,acrispin/cython,hhsprings/cython,hhsprings/cython,c-blake/cython,JelleZijlstra/cython,dahebolangkuan/cython,madjar/cython,mcanthony/cython,andreasvc/cython,fperez/cython,acrispin/cython,acrispin/cython,JelleZijlstra/cython,cython/cython,madjar/cython,encukou/cython,cython/cython,c-blake/cython,ChristopherHogan/cython,marscher/cython,roxyboy/cython,c-blake/cython,dahebolangkuan/cython,ChristopherHogan/cython,marscher/cython,ABcDexter/cython,da-woods/cython,c-blake/cython,andreasvc/cython,achernet/cython,fperez/cython,slonik-az/cython,roxyboy/cython,achernet/cython,ChristopherHogan/cython,hhsprings/cython,encukou/cython,andreasvc/cython,encukou/cython,ABcDexter/cython,fabianrost84/cython,madjar/cython,fabianrost84/cython,encukou/cython,da-woods/cython,fperez/cython,slonik-az/cython,ABcDexter/cython,marscher/cython,roxyboy/cython,hhsprings/cython,da-woods/cython,madjar/cython