RF: refactor mio5_utils tests
RF: refactor mio5_utils tests

* Replace use of yield;
* Fix unused imports;
* Fill in docstring.

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