TST: core: refactor test_dtype slightly
TST: core: refactor test_dtype slightly

KaelChen/numpy,tdsmith/numpy,naritta/numpy,skwbc/numpy,stefanv/numpy,ogrisel/numpy,numpy/numpy,nguyentu1602/numpy,seberg/numpy,BMJHayward/numpy,ChristopherHogan/numpy,rhythmsosad/numpy,nbeaver/numpy,shoyer/numpy,grlee77/numpy,Yusa95/numpy,mwiebe/numpy,sinhrks/numpy,GaZ3ll3/numpy,ChristopherHogan/numpy,simongibbons/numpy,maniteja123/numpy,anntzer/numpy,SunghanKim/numpy,Linkid/numpy,tdsmith/numpy,ahaldane/numpy,ddasilva/numpy,tacaswell/numpy,SunghanKim/numpy,solarjoe/numpy,githubmlai/numpy,skymanaditya1/numpy,rudimeier/numpy,SiccarPoint/numpy,pizzathief/numpy,rajathkumarmp/numpy,embray/numpy,numpy/numpy-refactor,BabeNovelty/numpy,jakirkham/numpy,immerrr/numpy,ContinuumIO/numpy,mattip/numpy,sonnyhu/numpy,rajathkumarmp/numpy,dwillmer/numpy,matthew-brett/numpy,sonnyhu/numpy,MaPePeR/numpy,embray/numpy,musically-ut/numpy,matthew-brett/numpy,mingwpy/numpy,joferkington/numpy,argriffing/numpy,sigma-random/numpy,jonathanunderwood/numpy,Yusa95/numpy,mortada/numpy,stefanv/numpy,seberg/numpy,dch312/numpy,rudimeier/numpy,jankoslavic/numpy,bmorris3/numpy,dwf/numpy,kirillzhuravlev/numpy,solarjoe/numpy,dwf/numpy,jakirkham/numpy,BabeNovelty/numpy,WarrenWeckesser/numpy,skymanaditya1/numpy,MSeifert04/numpy,argriffing/numpy,sigma-random/numpy,numpy/numpy-refactor,groutr/numpy,dato-code/numpy,astrofrog/numpy,joferkington/numpy,rgommers/numpy,jorisvandenbossche/numpy,moreati/numpy,ContinuumIO/numpy,astrofrog/numpy,pbrod/numpy,dch312/numpy,pelson/numpy,charris/numpy,chatcannon/numpy,behzadnouri/numpy,dato-code/numpy,madphysicist/numpy,SiccarPoint/numpy,immerrr/numpy,skymanaditya1/numpy,endolith/numpy,Srisai85/numpy,b-carter/numpy,tynn/numpy,naritta/numpy,githubmlai/numpy,dch312/numpy,ajdawson/numpy,mhvk/numpy,pelson/numpy,mattip/numpy,Linkid/numpy,hainm/numpy,GaZ3ll3/numpy,joferkington/numpy,yiakwy/numpy,ViralLeadership/numpy,andsor/numpy,Eric89GXL/numpy,mhvk/numpy,drasmuss/numpy,pelson/numpy,Srisai85/numpy,cowlicks/numpy,rherault-insa/numpy,dch312/numpy,Yusa95/numpy,mathdd/numpy,nguyentu1602/numpy,jorisvandenbossche/numpy,ajdawson/numpy,AustereCuriosity/numpy,pizzathief/numpy,pbrod/numpy,jorisvandenbossche/numpy,chatcannon/numpy,ChristopherHogan/numpy,dwillmer/numpy,mhvk/numpy,rherault-insa/numpy,Anwesh43/numpy,mingwpy/numpy,KaelChen/numpy,mingwpy/numpy,brandon-rhodes/numpy,pbrod/numpy,Srisai85/numpy,utke1/numpy,Anwesh43/numpy,trankmichael/numpy,ewmoore/numpy,tdsmith/numpy,immerrr/numpy,chatcannon/numpy,jakirkham/numpy,shoyer/numpy,MichaelAquilina/numpy,rhythmsosad/numpy,NextThought/pypy-numpy,trankmichael/numpy,mortada/numpy,mortada/numpy,hainm/numpy,ViralLeadership/numpy,maniteja123/numpy,pyparallel/numpy,skwbc/numpy,shoyer/numpy,numpy/numpy,cowlicks/numpy,WarrenWeckesser/numpy,hainm/numpy,Anwesh43/numpy,ChanderG/numpy,mindw/numpy,ESSS/numpy,seberg/numpy,jankoslavic/numpy,pbrod/numpy,nguyentu1602/numpy,WillieMaddox/numpy,sinhrks/numpy,njase/numpy,ssanderson/numpy,endolith/numpy,has2k1/numpy,jankoslavic/numpy,astrofrog/numpy,sigma-random/numpy,gfyoung/numpy,rajathkumarmp/numpy,behzadnouri/numpy,ChristopherHogan/numpy,rmcgibbo/numpy,MichaelAquilina/numpy,pdebuyl/numpy,b-carter/numpy,madphysicist/numpy,kirillzhuravlev/numpy,WillieMaddox/numpy,larsmans/numpy,stuarteberg/numpy,andsor/numpy,grlee77/numpy,ekalosak/numpy,mathdd/numpy,stefanv/numpy,madphysicist/numpy,cjermain/numpy,Dapid/numpy,MaPePeR/numpy,ekalosak/numpy,NextThought/pypy-numpy,mwiebe/numpy,pbrod/numpy,madphysicist/numpy,cjermain/numpy,skymanaditya1/numpy,Dapid/numpy,pdebuyl/numpy,ChanderG/numpy,pizzathief/numpy,ahaldane/numpy,ESSS/numpy,GrimDerp/numpy,embray/numpy,KaelChen/numpy,Eric89GXL/numpy,leifdenby/numpy,simongibbons/numpy,bmorris3/numpy,mingwpy/numpy,dwillmer/numpy,charris/numpy,pelson/numpy,musically-ut/numpy,pdebuyl/numpy,CMartelLML/numpy,abalkin/numpy,maniteja123/numpy,jschueller/numpy,musically-ut/numpy,ssanderson/numpy,brandon-rhodes/numpy,MichaelAquilina/numpy,ekalosak/numpy,rudimeier/numpy,ogrisel/numpy,musically-ut/numpy,embray/numpy,mattip/numpy,shoyer/numpy,tacaswell/numpy,sinhrks/numpy,grlee77/numpy,mhvk/numpy,dimasad/numpy,b-carter/numpy,ewmoore/numpy,rmcgibbo/numpy,MSeifert04/numpy,jonathanunderwood/numpy,empeeu/numpy,drasmuss/numpy,dimasad/numpy,njase/numpy,SiccarPoint/numpy,SiccarPoint/numpy,utke1/numpy,SunghanKim/numpy,BMJHayward/numpy,GrimDerp/numpy,githubmlai/numpy,mortada/numpy,bringingheavendown/numpy,matthew-brett/numpy,GrimDerp/numpy,trankmichael/numpy,felipebetancur/numpy,dwf/numpy,MaPePeR/numpy,andsor/numpy,BMJHayward/numpy,joferkington/numpy,mhvk/numpy,CMartelLML/numpy,dimasad/numpy,pdebuyl/numpy,dato-code/numpy,rmcgibbo/numpy,ContinuumIO/numpy,rgommers/numpy,CMartelLML/numpy,MSeifert04/numpy,ekalosak/numpy,pizzathief/numpy,BabeNovelty/numpy,rhythmsosad/numpy,bertrand-l/numpy,rudimeier/numpy,sinhrks/numpy,stuarteberg/numpy,kiwifb/numpy,charris/numpy,stefanv/numpy,madphysicist/numpy,jschueller/numpy,AustereCuriosity/numpy,gmcastil/numpy,KaelChen/numpy,jschueller/numpy,gfyoung/numpy,cowlicks/numpy,matthew-brett/numpy,groutr/numpy,mwiebe/num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