from struct import unpack

class Trame:
    def __init__(self, data):
        self.MacAdressDest,self.MacAddressSource,self.protocol = unpack('!6s6s2s', data[:14])

        print(self.getMacAddress(self.MacAdressDest))
        print(self.getMacAddress(self.MacAddressSource))
        print(self.getProtocol(self.protocol))

    def getMacAddress(self, data):
        bytes_str = map('{:02x}'.format, data)
        return ':'.join(bytes_str).upper()

    def getProtocol(self, data):
        bytes_str = map('{:02x}'.format, data)
        return ''.join(bytes_str).upper()