#358 Python 3 compatibility fixes
#358 Python 3 compatibility fixes

allengaller/flower,jzhou77/flower,asmodehn/flower,alexmojaki/flower,pj/flower,jzhou77/flower,marrybird/flower,ChinaQuants/flower,pj/flower,pygeek/flower,lucius-feng/flower,alexmojaki/flower,marrybird/flower,asmodehn/flower,jzhou77/flower,Lingling7/flower,pygeek/flower,barseghyanartur/flower,barseghyanartur/flower,ucb-bar/bar-crawl-web,Lingling7/flower,tellapart/flower,ucb-bar/bar-crawl-web,allengaller/flower,lucius-feng/flower,ucb-bar/bar-crawl-web,pj/flower,tellapart/flower,barseghyanartur/flower,pygeek/flower,raphaelmerx/flower,ChinaQuants/flower,tellapart/flower,raphaelmerx/flower,Lingling7/flower,raphaelmerx/flower,asmodehn/flower,ChinaQuants/flower,marrybird/flower,allengaller/flower,lucius-feng/flower,alexmojaki/flower