def getPhotoZ(o):
if o.pztype == "none":
pz = PhotoZBase()
elif o.pztype == "gauss":
pz = PhotoZGauss(options=o)
elif o.pztype == "twopop":
pz = PhotoZTwoPop(options=o)
elif o.pztype == "hiddenvar":
pz = PhotoZHiddenVar(options=o)
elif o.pztype == "franzona":
pz = PhotoZHist(options=o)
else:
print "Bad PZ type:", o.pztype
stop()
return pz
