Mine

#!/usr/bin/env pythonimport timeimport datetimeimport localelocale.setlocale(locale.LC_ALL, locale.getdefaultlocale())while True:    try:        dia= int(raw_input('input dia: '))        if dia<1 or dia>31:            raise ValueError        break    except ValueError:            print "No valido."while True:    try:        mes=int(raw_input("mes[MM]:"))        if mes<0 or mes> 12:            raise ValueError        break    except ValueError:            print "No valido."while True:    try:        anio=int(raw_input("anio[YYYY]:"))	break    except ValueError:            print "No valido."foo=datetime.date(anio, mes, dia)print "Fue", foo.strftime("%A")