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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 _clear(self):
 """ Clear the current canvas. """

        # It's orders of magnitude faster to reset with a print like this
        # instead of recreating the screen buffers.
        (colour, attr, bg) = self.palette["background"]
        self._canvas.clear_buffer(colour, attr, bg)