#!/usr/bin/python
# -*- coding: utf-8 -*-
from Tkinter import *
MainWindow = Tk()
import os
if os.path.isfile('/home/alex/Job/favicon.ico'):
    MainWindow.iconbitmap('/home/alex/Job/favicon.ico')
MainWindow.mainloop()

#!/usr/bin/python
# -*- coding: koi8-r -*-
import sys
from PyQt4 import QtGui
class MyWindow(QtGui.QWidget):
    def __init__(self,*args):
        QtGui.QWidget.__init__(self,*args)
        self.setWindowTitle("Picture")
        # иконка поддерж. GIF,BMP,XBM,XPM,PNM,JPEG,MNG,GIF,PNM,PBM,PGM,PPM
	icon =QtGui.QIcon("/home/mike/Desktop/lub.gif")
	self.setWindowIcon(icon)
    def paintEvent(self, event=None):    
         painter = QtGui.QPainter(self)
         # изображение в окне
	 image = QtGui.QImage("/home/mike/Desktop/lub.gif")
         painter.drawImage(0,0,image)

app = QtGui.QApplication(sys.argv)
window = MyWindow()
window.show()
sys.exit(app.exec_())