Add __getattr__ to DifferentialExtension
Add __getattr__ to DifferentialExtension

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