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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def set_left_colon(self, show_colon):
 """Turn the left colon on with show color True, or off with show colon False. Only the large 1.2" 7-segment display has a left colon. """

        if show_colon:
            self.buffer[4] |= 0x04
            self.buffer[4] |= 0x08
        else:
            self.buffer[4] &= (~0x04) & 0xFF
            self.buffer[4] &= (~0x08) & 0xFF