68     def write(self, text):  argument
233     def rx(self, text):  argument
237     def tx(self, text):  argument
241     def echo(self, text):  argument
249     def tx(self, text):  argument
256     def rx(self, text):  argument
259     def tx(self, text):  argument
277     def rx(self, text):  argument
298     def rx(self, text):  argument
321     def rx(self, text):  argument
324     def echo(self, text):  argument
331     def rx(self, text):  argument
336     def tx(self, text):  argument