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: /lib/python3/dist-packages/twisted/internet/ [ drwxr-xr-x ]
name : serialport.py # Copyright (c) Twisted Matrix Laboratories. # See LICENSE for details. """ Serial Port Protocol """ from __future__ import division, absolute_import # http://twistedmatrix.com/trac/ticket/3725#comment:24 # Apparently applications use these names even though they should # be imported from pyserial __all__ = ["serial", "PARITY_ODD", "PARITY_EVEN", "PARITY_NONE", "STOPBITS_TWO", "STOPBITS_ONE", "FIVEBITS", "EIGHTBITS", "SEVENBITS", "SIXBITS", # Name this module is actually trying to export "SerialPort"] # all of them require pyserial at the moment, so check that first import serial from serial import PARITY_NONE, PARITY_EVEN, PARITY_ODD from serial import STOPBITS_ONE, STOPBITS_TWO from serial import FIVEBITS, SIXBITS, SEVENBITS, EIGHTBITS from twisted.python._oldstyle import _oldStyle from twisted.python.runtime import platform @_oldStyle class BaseSerialPort: """ Base class for Windows and POSIX serial ports. @ivar _serialFactory: a pyserial C{serial.Serial} factory, used to create the instance stored in C{self._serial}. Overrideable to enable easier testing. @ivar _serial: a pyserial C{serial.Serial} instance used to manage the options on the serial port. """ _serialFactory = serial.Serial def setBaudRate(self, baudrate): if hasattr(self._serial, "setBaudrate"): self._serial.setBaudrate(baudrate) else: self._serial.setBaudRate(baudrate) def inWaiting(self): return self._serial.inWaiting() def flushInput(self): self._serial.flushInput() def flushOutput(self): self._serial.flushOutput() def sendBreak(self): self._serial.sendBreak() def getDSR(self): return self._serial.getDSR() def getCD(self): return self._serial.getCD() def getRI(self): return self._serial.getRI() def getCTS(self): return self._serial.getCTS() def setDTR(self, on = 1): self._serial.setDTR(on) def setRTS(self, on = 1): self._serial.setRTS(on) # Expert appropriate implementation of SerialPort. if platform.isWindows(): from twisted.internet._win32serialport import SerialPort else: from twisted.internet._posixserialport import SerialPort