ENH: Add annotations for `np.DataSource`
ENH: Add annotations for `np.DataSource`

jakirkham/numpy,endolith/numpy,mhvk/numpy,pdebuyl/numpy,mhvk/numpy,pdebuyl/numpy,charris/numpy,numpy/numpy,pdebuyl/numpy,jakirkham/numpy,simongibbons/numpy,mattip/numpy,mhvk/numpy,endolith/numpy,seberg/numpy,numpy/numpy,endolith/numpy,jakirkham/numpy,rgommers/numpy,endolith/numpy,simongibbons/numpy,simongibbons/numpy,rgommers/numpy,anntzer/numpy,charris/numpy,jakirkham/numpy,mattip/numpy,seberg/numpy,mattip/numpy,mattip/numpy,charris/numpy,seberg/numpy,jakirkham/numpy,numpy/numpy,pdebuyl/numpy,mhvk/numpy,simongibbons/numpy,anntzer/numpy,rgommers/numpy,mhvk/numpy,charris/numpy,simongibbons/numpy,seberg/numpy,anntzer/numpy,anntzer/numpy,numpy/numpy,rgommers/numpy