STY: Add spaces around '-'.
STY: Add spaces around '-'.

[ci skip]
pdebuyl/numpy,pbrod/numpy,numpy/numpy,simongibbons/numpy,pbrod/numpy,simongibbons/numpy,simongibbons/numpy,rgommers/numpy,pbrod/numpy,charris/numpy,anntzer/numpy,simongibbons/numpy,mattip/numpy,rgommers/numpy,endolith/numpy,jakirkham/numpy,numpy/numpy,endolith/numpy,numpy/numpy,madphysicist/numpy,anntzer/numpy,mhvk/numpy,charris/numpy,mhvk/numpy,numpy/numpy,pbrod/numpy,pdebuyl/numpy,mhvk/numpy,pbrod/numpy,seberg/numpy,madphysicist/numpy,simongibbons/numpy,charris/numpy,endolith/numpy,anntzer/numpy,seberg/numpy,anntzer/numpy,mattip/numpy,jakirkham/numpy,rgommers/numpy,jakirkham/numpy,madphysicist/numpy,mhvk/numpy,pdebuyl/numpy,jakirkham/numpy,mattip/numpy,charris/numpy,mhvk/numpy,seberg/numpy,endolith/numpy,pdebuyl/numpy,seberg/numpy,madphysicist/numpy,jakirkham/numpy,madphysicist/numpy,mattip/numpy,rgommers/numpy