test_external: skip() autowrap tests if Cython or f2py is not installed
test_external: skip() autowrap tests if Cython or f2py is not installed

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