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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 _echo_byte(self, byte):
 """ Echo a character back to the client and convert LF into CR\LF. """

        if byte == '\n':
            self.send_buffer += '\r'
        if self.telnet_echo_password:
            self.send_buffer += '*'
        else:
            self.send_buffer += byte