Fixed docstring of RangeSet
Fixed docstring of RangeSet

Using list to create a reasonable string representation

shipci/sympy,wyom/sympy,abhiii5459/sympy,skidzo/sympy,Titan-C/sympy,drufat/sympy,postvakje/sympy,AkademieOlympia/sympy,ga7g08/sympy,lindsayad/sympy,jamesblunt/sympy,shikil/sympy,sampadsaha5/sympy,kaichogami/sympy,Designist/sympy,shipci/sympy,maniteja123/sympy,sunny94/temp,souravsingh/sympy,sunny94/temp,jerli/sympy,VaibhavAgarwalVA/sympy,beni55/sympy,bukzor/sympy,Mitchkoens/sympy,jerli/sympy,hrashk/sympy,iamutkarshtiwari/sympy,bukzor/sympy,cccfran/sympy,VaibhavAgarwalVA/sympy,souravsingh/sympy,oliverlee/sympy,yashsharan/sympy,saurabhjn76/sympy,Vishluck/sympy,emon10005/sympy,sunny94/temp,ahhda/sympy,pbrady/sympy,saurabhjn76/sympy,liangjiaxing/sympy,jbbskinny/sympy,iamutkarshtiwari/sympy,jerli/sympy,kaushik94/sympy,madan96/sympy,mcdaniel67/sympy,diofant/diofant,Designist/sympy,sampadsaha5/sympy,kaichogami/sympy,sahmed95/sympy,Titan-C/sympy,cccfran/sympy,sahilshekhawat/sympy,saurabhjn76/sympy,kumarkrishna/sympy,MechCoder/sympy,ChristinaZografou/sympy,garvitr/sympy,liangjiaxing/sympy,atsao72/sympy,MridulS/sympy,toolforger/sympy,jbbskinny/sympy,yukoba/sympy,kaichogami/sympy,mafiya69/sympy,rahuldan/sympy,ChristinaZografou/sympy,emon10005/sympy,cccfran/sympy,hargup/sympy,dqnykamp/sympy,Arafatk/sympy,postvakje/sympy,asm666/sympy,Arafatk/sympy,cswiercz/sympy,kaushik94/sympy,sampadsaha5/sympy,wanglongqi/sympy,moble/sympy,Vishluck/sympy,flacjacket/sympy,cswiercz/sympy,MechCoder/sympy,lindsayad/sympy,ga7g08/sympy,toolforger/sympy,Mitchkoens/sympy,jaimahajan1997/sympy,rahuldan/sympy,Shaswat27/sympy,beni55/sympy,Sumith1896/sympy,atsao72/sympy,kumarkrishna/sympy,Curious72/sympy,skidzo/sympy,wyom/sympy,aktech/sympy,hrashk/sympy,hargup/sympy,ga7g08/sympy,farhaanbukhsh/sympy,atreyv/sympy,Curious72/sympy,sahilshekhawat/sympy,iamutkarshtiwari/sympy,lindsayad/sympy,kmacinnis/sympy,farhaanbukhsh/sympy,VaibhavAgarwalVA/sympy,wanglongqi/sympy,aktech/sympy,MridulS/sympy,Davidjohnwilson/sympy,sahmed95/sympy,grevutiu-gabriel/sympy,Curious72/sympy,bukzor/sympy,AunShiLord/sympy,abhiii5459/sympy,abloomston/sympy,debugger22/sympy,Shaswat27/sympy,AkademieOlympia/sympy,lidavidm/sympy,mafiya69/sympy,MridulS/sympy,AunShiLord/sympy,Vishluck/sympy,chaffra/sympy,ahhda/sympy,drufat/sympy,drufat/sympy,madan96/sympy,jamesblunt/sympy,atreyv/sympy,kmacinnis/sympy,atreyv/sympy,MechCoder/sympy,jamesblunt/sympy,mcdaniel67/sympy,shikil/sympy,Gadal/sympy,mcdaniel67/sympy,maniteja123/sympy,moble/sympy,jbbskinny/sympy,yukoba/sympy,pandeyadarsh/sympy,kevalds51/sympy,kaushik94/sympy,amitjamadagni/sympy,hrashk/sympy,shikil/sympy,rahuldan/sympy,meghana1995/sympy,Gadal/sympy,pbrady/sympy,abloomston/sympy,Davidjohnwilson/sympy,Sumith1896/sympy,Davidjohnwilson/sympy,pandeyadarsh/sympy,garvitr/sympy,kevalds51/sympy,shipci/sympy,toolforger/sympy,oliverlee/sympy,skidzo/sympy,kmacinnis/sympy,chaffra/sympy,lidavidm/sympy,kumarkrishna/sympy,aktech/sympy,lidavidm/sympy,Shaswat27/sympy,Designist/sympy,meghana1995/sympy,wyom/sympy,emon10005/sympy,pbrady/sympy,atsao72/sympy,postvakje/sympy,Titan-C/sympy,farhaanbukhsh/sympy,sahilshekhawat/sympy,pandeyadarsh/sympy,grevutiu-gabriel/sympy,ahhda/sympy,garvitr/sympy,asm666/sympy,mafiya69/sympy,beni55/sympy,liangjiaxing/sympy,asm666/sympy,yashsharan/sympy,Mitchkoens/sympy,debugger22/sympy,wanglongqi/sympy,maniteja123/sympy,vipulroxx/sympy,AkademieOlympia/sympy,abhiii5459/sympy,cswiercz/sympy,moble/sympy,debugger22/sympy,jaimahajan1997/sympy,oliverlee/sympy,dqnykamp/sympy,amitjamadagni/sympy,Sumith1896/sympy,sahmed95/sympy,chaffra/sympy,srjoglekar246/sympy,Gadal/sympy,vipulroxx/sympy,hargup/sympy,skirpichev/omg,souravsingh/sympy,madan96/sympy,AunShiLord/sympy,abloomston/sympy,yukoba/sympy,ChristinaZografou/sympy,grevutiu-gabriel/sympy,yashsharan/sympy,kevalds51/sympy,meghana1995/sympy,dqnykamp/sympy,jaimahajan1997/sympy,Arafatk/sympy,vipulroxx/sympy