Python-сообщество

from PyQt4.QtGui import *
from PyQt4.QtCore import *
class dialogClass(QDialog):
    def __init__(self):
        super(dialogClass, self).__init__()
        self.ly=QVBoxLayout(self)
        self.label = QLineEdit()
        self.ly.addWidget(self.label)
        self.ok_btn = QPushButton('OK')
        self.ly.addWidget(self.ok_btn)
        self.cancel_btn = QPushButton('Cancel')
        self.ly.addWidget(self.cancel_btn)
        self.ok_btn.clicked.connect(self.accept)
        self.cancel_btn.clicked.connect(self.reject)
    def getData(self):
        return dict(text=self.label.text())

from PyQt4.QtGui import *
from PyQt4.QtCore import *
import os
import dialog
path = os.path.dirname(__file__)
class simpleWindows(QWidget):
    def __init__(self):
        super(simpleWindows, self).__init__()
        ly = QHBoxLayout()
        self.setLayout(ly)
        self.list = QListWidget()
        ly.addWidget(self.list)
        self.list.itemClicked.connect(self.updateText)
        self.textBrowser = QTextBrowser()
        ly.addWidget(self.textBrowser)
        self.resize(500, 400)
        self.fillList()
    def fillList(self):
        for f in os.listdir(path):
            self.list.addItem(f)
    def updateText(self, item):
        text = open(os.path.join(path,item.text())).read()
        self.textBrowser.setText(text)
if __name__ == '__main__':
    app=QApplication([])
    w = simpleWindows()
    w.show()
    app.exec_()

C:\Python27\python.exe C:/Users/user/PycharmProjects/project1/week2/window2.py
Traceback (most recent call last):
  File "C:/Users/user/PycharmProjects/project1/week2/window2.py", line 25, in updateText
    text = open(os.path.join(path,item.text())).read()
  File "C:\Python27\lib\ntpath.py", line 68, in join
    if p_path and p_path[0] in '\\/':
TypeError: 'in <string>' requires string as left operand, not QString