<div dir="ltr">i have as follow and in the label i never read the text:<div>if i comment the 

 self.label_10.installEventFilter(self) i read the text</div><div>Any suggestion<br><div>class Form(QWidget, Ui_Form):<br>    """<br>    Class documentation goes here.<br>    """<br>    def __init__(self, parent=None):<br>        """<br>        Constructor<br>        <br>        @param parent reference to the parent widget (defaults to None)<br>        @type QWidget (optional)<br>        """<br>        super(Form, self).__init__(parent)<br>        self.setupUi(self)<br>        self.controllo_stato = True<br>        self.timer = QTimer()<br>        self.timer.timeout.connect(self.leggo)<br>        self.fun = ctypes.WinDLL('C:\Kvara\Exe\KvCom3x.dll')<br>        self.fun_one = ctypes.WinDLL('C:\Kvara\Exe\ErrorHand.dll')</div><div>        self.label_10.setText('testlabel')<br>        self.label_10.installEventFilter(self)</div><div><br></div><div>def eventFilter(self, object, event):<br>        if event.type() == QEvent.HoverLeave:<br>            print('a')<br>        if event.type() == QEvent.HoverEnter:<br>            print('b')<br>        if event.type() == QEvent.HoverMove:<br>            print('c')<br>        print('evento')<br>        return 1</div><div><br></div><div><br><div><br><div><br></div></div></div></div></div>