Remove unneeded if: block in Piecewise.
Remove unneeded if: block in Piecewise.

The tested condition cannot occur and these lines would forever
be uncovered by the tests.

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