refix string format for python2.6
refix string format for python2.6

xfxf/faker-python,trtd/faker,GLMeece/faker,joke2k/faker,johnraz/faker,MaryanMorel/faker,meganlkm/faker,ericchaves/faker,danhuss/faker,xfxf/faker-1,thedrow/faker,beetleman/faker,jaredculp/faker,yiliaofan/faker,HAYASAKA-Ryosuke/faker,joke2k/faker,venmo/faker