Small refactoring
Small refactoring

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