Add 'from sympy import *' to doctests
Add 'from sympy import *' to doctests

Signed-off-by: Ondrej Certik <b816faa87b7d35274d2e545c5be11ed4376f3ccf@certik.cz>

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