PyQt4 QTcpSocket example for use with remserial

#!/usr/bin/env python
# Example of working with QTcpSocket and remserial
# By Jorge Tornero
# http://imasdemase.com
import sys,time
from PyQt4 import QtCore,QtGui,QtNetwork

class test(QtGui.QDialog):

  def __init__(self, parent = None):

    QtGui.QWidget.__init__(self, parent)

    self.layout = QtGui.QVBoxLayout(self)
    self.received = QtGui.QLineEdit(self)
    self.button = QtGui.QPushButton('SEND')
    self.layout.addWidget(self.received)
    self.layout.addWidget(self.button)

    self.capturedWeight = QtCore.QString()

    self.soc=QtNetwork.QTcpSocket(self)

    self.button.clicked.connect(self.connecting)
    self.soc.connected.connect(self.requestWeight)
    self.soc.readyRead.connect(self.reading)

    self.getWeightCommand = chr(6)+'01S@'+chr(13)

    self.show()

  def connecting(self):

    self.soc.connectToHost('172.23.2.25', 23000)


  def requestWeight(self):

    print self.soc.state()
    print self.soc.writeData(self.getWeightCommand)

  def reading(self):

    print '--READING-'
    c = self.soc.read(1)
    print c, ord(c)
    if c != chr(13):
      self.capturedWeight.append(c)
      return


    print 'FINAL->', self.capturedWeight

    self.received.setText(self.capturedWeight.split(';')[0])
    self.soc.disconnectFromHost()
    self.capturedWeight.clear()

if __name__ == "__main__":
  app = QtGui.QApplication(sys.argv)
  ins = test()
  sys.exit(ins.exec_())