Shortened Line in flow_hierarchy so it is less than 80 characters, addresses #659
Shortened Line in flow_hierarchy so it is less than 80 characters, addresses
#659

jakevdp/networkx,harlowja/networkx,debsankha/networkx,jakevdp/networkx,jfinkels/networkx,jcurbelo/networkx,bzero/networkx,farhaanbukhsh/networkx,chrisnatali/networkx,jtorrents/networkx,kernc/networkx,dmoliveira/networkx,blublud/networkx,Sixshaman/networkx,ionanrozenfeld/networkx,nathania/networkx,kernc/networkx,dhimmel/networkx,harlowja/networkx,bzero/networkx,sharifulgeo/networkx,aureooms/networkx,RMKD/networkx,nathania/networkx,andnovar/networkx,ghdk/networkx,RMKD/networkx,debsankha/networkx,yashu-seth/networkx,michaelpacer/networkx,ionanrozenfeld/networkx,sharifulgeo/networkx,wasade/networkx,SanketDG/networkx,kai5263499/networkx,harlowja/networkx,jni/networkx,ltiao/networkx,bzero/networkx,jtorrents/networkx,jni/networkx,JamesClough/networkx,blublud/networkx,NvanAdrichem/networkx,OrkoHunter/networkx,aureooms/networkx,tmilicic/networkx,aureooms/networkx,jni/networkx,nathania/networkx,farhaanbukhsh/networkx,debsankha/networkx,chrisnatali/networkx,kai5263499/networkx,goulu/networkx,chrisnatali/networkx,farhaanbukhsh/networkx,kernc/networkx,sharifulgeo/networkx,dmoliveira/networkx,cmtm/networkx,ghdk/networkx,dhimmel/networkx,blublud/networkx,ionanrozenfeld/networkx,dhimmel/networkx,ghdk/networkx,jakevdp/networkx,dmoliveira/networkx,RMKD/networkx,beni55/networkx,kai5263499/networkx