#!C:/python20/bin/python.exe
class Morse:
        ''' Morseklasse
        Synopsis: m = Morse()
                  m.str2mrs("Hallo Welt") '''
        def __init__(self):
                ''' Anlegen Klassenbezeichner '''
                self.code = "etianmsurwdkgohvfüläpjbxcyzqö"
                self.sgn = {}
                self.sgn["ch"] = "----"
                self.sgn[" "]  = " "  #Fehlt: Leertaste
                for i in self.code:
                        self.sgn[i] = self.itob(self.code.find(i)+2)
                        self.sgn[i] = self.sgn[i].replace("0", ".")
                        self.sgn[i] = self.sgn[i].replace("1", "-")
                        self.sgn[i] = self.sgn[i][1:]
        def itob(self,i, b = ""):
                ''' Binaerumwandlung '''
                while i > 0:
                        b = `i%2` + b
                        i /= 2
                return b
        def str2mrs(self, txt=""):
                ''' Wandle Text in Morsezeichen um '''
                for i in txt.lower():
                        print self.sgn[i],