def initUI(self): self.setWindowTitle(self.title) self.setGeometry(self.left, self.top, self.width, self.height) '''label = QLabel(self) pixmap = QPixmap('hdd.jpeg') label.setPixmap(pixmap) # Optional, resize window to image size self.resize(pixmap.width(),pixmap.height())''' image = Image.open('gato.gif') image.show() pic = QWidget.QLabel(self) pic.setPixmap(QtGui.QPixmap("hdd.jpeg")) pic.show() # You were missing this. button = QPushButton('Ok', self) button.setToolTip('This is an example button') button.move(80,170) button.clicked.connect(self.on_click) button = QPushButton('Close', self) button.setToolTip('This is an example button') button.move(170,170) button.clicked.connect(self.on_click) self.show()