also catch ValueError, in case np.asarray(fx) yields e.g. string
also catch ValueError, in case np.asarray(fx) yields e.g. string

scipy/scipy,e-q/scipy,matthew-brett/scipy,Eric89GXL/scipy,gfyoung/scipy,jakevdp/scipy,jjhelmus/scipy,zerothi/scipy,aarchiba/scipy,jakevdp/scipy,pbrod/scipy,Stefan-Endres/scipy,lhilt/scipy,arokem/scipy,anntzer/scipy,grlee77/scipy,andyfaff/scipy,josephcslater/scipy,arokem/scipy,person142/scipy,jor-/scipy,Eric89GXL/scipy,jamestwebber/scipy,jor-/scipy,gertingold/scipy,Eric89GXL/scipy,pizzathief/scipy,lhilt/scipy,nmayorov/scipy,gertingold/scipy,Stefan-Endres/scipy,mdhaber/scipy,Stefan-Endres/scipy,lhilt/scipy,endolith/scipy,aarchiba/scipy,Stefan-Endres/scipy,apbard/scipy,scipy/scipy,Stefan-Endres/scipy,josephcslater/scipy,grlee77/scipy,jakevdp/scipy,vigna/scipy,lhilt/scipy,Eric89GXL/scipy,zerothi/scipy,anntzer/scipy,zerothi/scipy,grlee77/scipy,aeklant/scipy,aeklant/scipy,person142/scipy,anntzer/scipy,perimosocordiae/scipy,apbard/scipy,endolith/scipy,nmayorov/scipy,pizzathief/scipy,WarrenWeckesser/scipy,anntzer/scipy,zerothi/scipy,WarrenWeckesser/scipy,matthew-brett/scipy,nmayorov/scipy,jamestwebber/scipy,andyfaff/scipy,anntzer/scipy,matthew-brett/scipy,befelix/scipy,pizzathief/scipy,aarchiba/scipy,e-q/scipy,scipy/scipy,Eric89GXL/scipy,ilayn/scipy,aarchiba/scipy,perimosocordiae/scipy,andyfaff/scipy,endolith/scipy,nmayorov/scipy,pbrod/scipy,person142/scipy,jamestwebber/scipy,aeklant/scipy,josephcslater/scipy,vigna/scipy,gfyoung/scipy,mdhaber/scipy,apbard/scipy,gertingold/scipy,pbrod/scipy,vigna/scipy,person142/scipy,rgommers/scipy,ilayn/scipy,ilayn/scipy,befelix/scipy,matthew-brett/scipy,scipy/scipy,jjhelmus/scipy,gertingold/scipy,pizzathief/scipy,perimosocordiae/scipy,WarrenWeckesser/scipy,lhilt/scipy,befelix/scipy,befelix/scipy,endolith/scipy,jakevdp/scipy,perimosocordiae/scipy,andyfaff/scipy,jamestwebber/scipy,arokem/scipy,WarrenWeckesser/scipy,tylerjereddy/scipy,befelix/scipy,e-q/scipy,josephcslater/scipy,perimosocordiae/scipy,ilayn/scipy,mdhaber/scipy,jjhelmus/scipy,jamestwebber/scipy,Stefan-Endres/scipy,endolith/scipy,e-q/scipy,zerothi/scipy,pbrod/scipy,jor-/scipy,jjhelmus/scipy,apbard/scipy,mdhaber/scipy,pizzathief/scipy,pbrod/scipy,anntzer/scipy,gertingold/scipy,WarrenWeckesser/scipy,tylerjereddy/scipy,ilayn/scipy,mdhaber/scipy,andyfaff/scipy,pbrod/scipy,WarrenWeckesser/scipy,jjhelmus/scipy,aeklant/scipy,grlee77/scipy,andyfaff/scipy,scipy/scipy,aarchiba/scipy,vigna/scipy,gfyoung/scipy,grlee77/scipy,zerothi/scipy,person142/scipy,scipy/scipy,rgommers/scipy,arokem/scipy,ilayn/scipy,jakevdp/scipy,rgommers/scipy,tylerjereddy/scipy,vigna/scipy,nmayorov/scipy,gfyoung/scipy,apbard/scipy,e-q/scipy,Eric89GXL/scipy,tylerjereddy/scipy,gfyoung/scipy,josephcslater/scipy,rgommers/scipy,perimosocordiae/scipy,jor-/scipy,matthew-brett/scipy,arokem/scipy,endolith/scipy,mdhaber/scipy,tylerjereddy/scipy,jor-/scipy,rgommers/scipy,aeklant/scipy