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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 begin(self):
 """Initialize driver with LEDs enabled and all turned off."""

        # Turn on the oscillator.
        self._device.writeList(HT16K33_SYSTEM_SETUP | HT16K33_OSCILLATOR, [])
        # Turn display on with no blinking.
        self.set_blink(HT16K33_BLINK_OFF)
        # Set display to full brightness.
        self.set_brightness(15)