STY: Add spaces around `=`.
STY: Add spaces around `=`.

[ci skip]
pizzathief/numpy,charris/numpy,grlee77/numpy,mhvk/numpy,shoyer/numpy,grlee77/numpy,WarrenWeckesser/numpy,anntzer/numpy,jakirkham/numpy,anntzer/numpy,ahaldane/numpy,seberg/numpy,WarrenWeckesser/numpy,anntzer/numpy,MSeifert04/numpy,simongibbons/numpy,endolith/numpy,pizzathief/numpy,mhvk/numpy,MSeifert04/numpy,rgommers/numpy,endolith/numpy,pizzathief/numpy,mhvk/numpy,WarrenWeckesser/numpy,madphysicist/numpy,madphysicist/numpy,pdebuyl/numpy,charris/numpy,MSeifert04/numpy,numpy/numpy,pdebuyl/numpy,mattip/numpy,seberg/numpy,mattip/numpy,jakirkham/numpy,simongibbons/numpy,pizzathief/numpy,gfyoung/numpy,numpy/numpy,madphysicist/numpy,abalkin/numpy,shoyer/numpy,anntzer/numpy,jorisvandenbossche/numpy,simongibbons/numpy,pizzathief/numpy,charris/numpy,pbrod/numpy,ahaldane/numpy,pdebuyl/numpy,numpy/numpy,WarrenWeckesser/numpy,ahaldane/numpy,jakirkham/numpy,rgommers/numpy,simongibbons/numpy,MSeifert04/numpy,Eric89GXL/numpy,numpy/numpy,gfyoung/numpy,abalkin/numpy,simongibbons/numpy,pbrod/numpy,abalkin/numpy,grlee77/numpy,jakirkham/numpy,ahaldane/numpy,jakirkham/numpy,shoyer/numpy,charris/numpy,pbrod/numpy,madphysicist/numpy,mattip/numpy,jorisvandenbossche/numpy,jorisvandenbossche/numpy,mhvk/numpy,mattip/numpy,MSeifert04/numpy,pbrod/numpy,rgommers/numpy,jorisvandenbossche/numpy,WarrenWeckesser/numpy,endolith/numpy,mhvk/numpy,gfyoung/numpy,seberg/numpy,Eric89GXL/numpy,pbrod/numpy,grlee77/numpy,Eric89GXL/numpy,madphysicist/numpy,endolith/numpy,seberg/numpy,shoyer/numpy,pdebuyl/numpy,grlee77/numpy,Eric89GXL/numpy,jorisvandenbossche/numpy,ahaldane/numpy,rgommers/numpy,shoyer/numpy