MyQThread

# coding=utf-8
from PyQt4.QtGui import *
from PyQt4.QtCore import *
import locale
class MyQThread(QThread):
    def __init__(self, parent=None):
        super(MyQThread, self).__init__(parent)
        self.working = True
        self.num = 0

    def __del__(self):
        self.working = False
        self.wait()

    def run(self):
        while self.working == True:
            file_str = 'File index {0}'.format(self.num)
            self.num += 1
            self.emit(SIGNAL('output(QString)'), file_str)
            self.sleep(3)
            print 'jianpan'