codegen:  Added tests for the comment header in generated files.
codegen:  Added tests for the comment header in generated files.

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