Added a test for __iter__(). Need to decorate for types that don't support that method.
Added a test for __iter__(). Need to decorate for types that don't support that method.

sriki18/scipy,minhlongdo/scipy,woodscn/scipy,WarrenWeckesser/scipy,juliantaylor/scipy,pyramania/scipy,haudren/scipy,scipy/scipy,Stefan-Endres/scipy,aman-iitj/scipy,WillieMaddox/scipy,nvoron23/scipy,richardotis/scipy,kalvdans/scipy,mingwpy/scipy,trankmichael/scipy,jjhelmus/scipy,jseabold/scipy,person142/scipy,FRidh/scipy,endolith/scipy,woodscn/scipy,efiring/scipy,lhilt/scipy,Eric89GXL/scipy,Newman101/scipy,efiring/scipy,aman-iitj/scipy,felipebetancur/scipy,dominicelse/scipy,ogrisel/scipy,mdhaber/scipy,Kamp9/scipy,sonnyhu/scipy,nmayorov/scipy,andyfaff/scipy,nonhermitian/scipy,aarchiba/scipy,juliantaylor/scipy,nmayorov/scipy,jseabold/scipy,mtrbean/scipy,arokem/scipy,pschella/scipy,newemailjdm/scipy,nmayorov/scipy,Gillu13/scipy,jsilter/scipy,befelix/scipy,ChanderG/scipy,piyush0609/scipy,mingwpy/scipy,maniteja123/scipy,rgommers/scipy,niknow/scipy,e-q/scipy,juliantaylor/scipy,gertingold/scipy,dominicelse/scipy,ales-erjavec/scipy,surhudm/scipy,ogrisel/scipy,matthew-brett/scipy,pnedunuri/scipy,juliantaylor/scipy,pbrod/scipy,aman-iitj/scipy,jjhelmus/scipy,hainm/scipy,Dapid/scipy,rgommers/scipy,mortada/scipy,tylerjereddy/scipy,gef756/scipy,Srisai85/scipy,witcxc/scipy,nvoron23/scipy,raoulbq/scipy,nvoron23/scipy,gef756/scipy,gdooper/scipy,pnedunuri/scipy,ilayn/scipy,Gillu13/scipy,mikebenfield/scipy,piyush0609/scipy,pizzathief/scipy,hainm/scipy,gef756/scipy,kalvdans/scipy,mortonjt/scipy,sauliusl/scipy,josephcslater/scipy,Srisai85/scipy,Stefan-Endres/scipy,pizzathief/scipy,maniteja123/scipy,apbard/scipy,mtrbean/scipy,nvoron23/scipy,larsmans/scipy,anntzer/scipy,ales-erjavec/scipy,anntzer/scipy,Eric89GXL/scipy,woodscn/scipy,Eric89GXL/scipy,efiring/scipy,Stefan-Endres/scipy,josephcslater/scipy,mortada/scipy,dch312/scipy,kalvdans/scipy,Shaswat27/scipy,mgaitan/scipy,efiring/scipy,gef756/scipy,jsilter/scipy,apbard/scipy,zaxliu/scipy,perimosocordiae/scipy,ortylp/scipy,chatcannon/scipy,jor-/scipy,jakevdp/scipy,Shaswat27/scipy,minhlongdo/scipy,scipy/scipy,jamestwebber/scipy,jakevdp/scipy,ogrisel/scipy,gdooper/scipy,mortada/scipy,sriki18/scipy,ChanderG/scipy,aarchiba/scipy,mhogg/scipy,Gillu13/scipy,Dapid/scipy,vberaudi/scipy,fredrikw/scipy,chatcannon/scipy,dch312/scipy,vanpact/scipy,andim/scipy,scipy/scipy,pnedunuri/scipy,dch312/scipy,maciejkula/scipy,Newman101/scipy,mikebenfield/scipy,giorgiop/scipy,scipy/scipy,andim/scipy,vberaudi/scipy,jakevdp/scipy,giorgiop/scipy,perimosocordiae/scipy,pschella/scipy,ilayn/scipy,lukauskas/scipy,pbrod/scipy,maniteja123/scipy,endolith/scipy,matthew-brett/scipy,pnedunuri/scipy,jonycgn/scipy,cpaulik/scipy,mdhaber/scipy,gertingold/scipy,fernand/scipy,perimosocordiae/scipy,vanpact/scipy,mhogg/scipy,gdooper/scipy,niknow/scipy,endolith/scipy,maciejkula/scipy,ndchorley/scipy,behzadnouri/scipy,maciejkula/scipy,jor-/scipy,gertingold/scipy,rgommers/scipy,andim/scipy,cpaulik/scipy,pschella/scipy,WarrenWeckesser/scipy,jakevdp/scipy,andim/scipy,mingwpy/scipy,WillieMaddox/scipy,rmcgibbo/scipy,pizzathief/scipy,kleskjr/scipy,Eric89GXL/scipy,ortylp/scipy,bkendzior/scipy,zxsted/scipy,mhogg/scipy,jamestwebber/scipy,andim/scipy,vberaudi/scipy,sriki18/scipy,njwilson23/scipy,jsilter/scipy,petebachant/scipy,grlee77/scipy,jsilter/scipy,niknow/scipy,anielsen001/scipy,mgaitan/scipy,WillieMaddox/scipy,behzadnouri/scipy,Gillu13/scipy,Kamp9/scipy,apbard/scipy,haudren/scipy,futurulus/scipy,ndchorley/scipy,sriki18/scipy,mhogg/scipy,piyush0609/scipy,matthew-brett/scipy,minhlongdo/scipy,FRidh/scipy,ales-erjavec/scipy,tylerjereddy/scipy,jjhelmus/scipy,argriffing/scipy,newemailjdm/scipy,FRidh/scipy,witcxc/scipy,dominicelse/scipy,Srisai85/scipy,aeklant/scipy,witcxc/scipy,larsmans/scipy,anielsen001/scipy,futurulus/scipy,nmayorov/scipy,felipebetancur/scipy,mgaitan/scipy,surhudm/scipy,trankmichael/scipy,ndchorley/scipy,maciejkula/scipy,apbard/scipy,vhaasteren/scipy,jamestwebber/scipy,argriffing/scipy,matthewalbani/scipy,mortada/scipy,scipy/scipy,apbard/scipy,pyramania/scipy,zaxliu/scipy,kleskjr/scipy,Dapid/scipy,trankmichael/scipy,giorgiop/scipy,endolith/scipy,sonnyhu/scipy,bkendzior/scipy,mingwpy/scipy,grlee77/scipy,befelix/scipy,gfyoung/scipy,matthewalbani/scipy,chatcannon/scipy,FRidh/scipy,trankmichael/scipy,vigna/scipy,jseabold/scipy,jsilter/scipy,mortada/scipy,gef756/scipy,WarrenWeckesser/scipy,Kamp9/scipy,zaxliu/scipy,WarrenWeckesser/scipy,mdhaber/scipy,andim/scipy,Shaswat27/scipy,efiring/scipy,witcxc/scipy,mgaitan/scipy,juliantaylor/scipy,ChanderG/scipy,Stefan-Endres/scipy,felipebetancur/scipy,aarchiba/scipy,gfyoung/scipy,behzadnouri/scipy,cpaulik/scipy,richardotis/scipy,maciejkula/scipy,vhaasteren/scipy,WillieMaddox/scipy,zerothi/scipy,WillieMaddox/scipy,kalvdans/scipy,maniteja123/scipy,woodscn/scipy,jor-/scipy,minhlongdo/scipy,jjhelmus/scipy,fernand/scipy,arokem/scipy,mdhaber/scipy,anielsen001/scipy,befelix/scipy,sriki18/scipy,pizzathief/scipy,giorgiop/scipy,larsmans/scipy,sonnyhu/scipy,niknow/scipy,jonycgn/scipy,cpaulik/scipy,perimosocordiae/scipy,mingwpy/scipy,arokem/scipy,surhudm/scipy,vanpact/scipy,vhaasteren/scipy,e-q/sc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