class Binary(entree):
"""une classe pour representer les nombres binaires """
    def __init__(self):
        if type(entree) is int:
            self.value = entree
        elif type(entree) is list:
            pass
        elif type(entree) is str:
            self.binary = entree
        else type(entree) is hex:
            self.value = int(entree)