Move maketree() and tree() functions out of the module namespace
Move maketree() and tree() functions out of the module namespace

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