parameters: (self, option, value=b'')
docstring: Subnegotiation of RFC2217 parameters.
docstring_summary: Subnegotiation of RFC2217 parameters.
docstring_tokens: Subnegotiation of RFC2217 parameters .
function: def rfc2217_send_subnegotiation(self, option, value=b''):
          """Subnegotiation of RFC2217 parameters."""
          value = value.replace(IAC, IAC_DOUBLED)
          self._internal_raw_write(IAC + SB + COM_PORT_OPTION + option + value + IAC + SE)
function_tokens: def rfc2217_send_subnegotiation ( self , option , value = b'' ) : value = value . replace ( IAC , IAC_DOUBLED ) self . _internal_raw_write ( IAC + SB + COM_PORT_OPTION + option + value + IAC + SE )