DOC: Add numpy import to examples (#16620)
DOC: Add numpy import to examples (#16620)


endolith/scipy,WarrenWeckesser/scipy,scipy/scipy,rgommers/scipy,mdhaber/scipy,ilayn/scipy,endolith/scipy,Stefan-Endres/scipy,ilayn/scipy,perimosocordiae/scipy,WarrenWeckesser/scipy,anntzer/scipy,WarrenWeckesser/scipy,Stefan-Endres/scipy,anntzer/scipy,Stefan-Endres/scipy,andyfaff/scipy,anntzer/scipy,endolith/scipy,WarrenWeckesser/scipy,scipy/scipy,perimosocordiae/scipy,scipy/scipy,perimosocordiae/scipy,Stefan-Endres/scipy,andyfaff/scipy,ilayn/scipy,ilayn/scipy,perimosocordiae/scipy,WarrenWeckesser/scipy,andyfaff/scipy,rgommers/scipy,mdhaber/scipy,WarrenWeckesser/scipy,perimosocordiae/scipy,rgommers/scipy,perimosocordiae/scipy,endolith/scipy,anntzer/scipy,rgommers/scipy,scipy/scipy,ilayn/scipy,andyfaff/scipy,anntzer/scipy,scipy/scipy,scipy/scipy,anntzer/scipy,mdhaber/scipy,ilayn/scipy,mdhaber/scipy,Stefan-Endres/scipy,mdhaber/scipy,mdhaber/scipy,andyfaff/scipy,rgommers/scipy,endolith/scipy,endolith/scipy,andyfaff/scipy,Stefan-Endres/scipy