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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 screen and go to 0,0 """

        # Erase current output first.
        self.erase()

        # Send "Erase Screen" command and go to (0, 0).
        output = self.output

        output.erase_screen()
        output.cursor_goto(0, 0)
        output.flush()

        self.request_absolute_cursor_position()