from PySide6.QtWidgets import QWidget, QLabel class W10Practical(QWidget): def __init__(self, parent=None): super().__init__(parent) self.predos() self.ui_init() self.setup_slot() self.setup_sc() def predos(self): ... def ui_init(self): self.lb_test = QLabel(f"testing text on widget: \n{__file__}", parent=self) self.lb_test.setObjectName("lb_test") def setup_slot(self): ... def setup_sc(self): ...