Python3.7 pyqt5: the mouse across the menu bar when the content of the status bar will disappear-CodePudding

You got talent, I met a strange problem: python3.7 + pyqt5, content of the mouse across the status bar when the menu bar will disappear
See below:
The code is as follows:
Qt Designer automatically generated code:
 the from PyQt5 import QtCore QtGui, QtWidgets 

The class Ui_MainWindow (object) : 
Def setupUi (self, the MainWindow) : 
MainWindow. SetObjectName (" MainWindow ") 
MainWindow. Resize (600, 400) 
Icon=QtGui. QIcon () 
Icon. AddPixmap (QtGui. QPixmap (" :/PNG/Resource/Python. PNG "), QtGui. QIcon. Normal, QtGui. QIcon. Off) 
MainWindow. SetWindowIcon (icon) 
MainWindow. SetToolTipDuration (1) 
Self. Centralwidget=QtWidgets. QWidget (MainWindow) 
Self. Centralwidget. SetObjectName (" centralwidget ") 
Self. Pb_open=QtWidgets. QPushButton (self centralwidget) 
Self. Pb_open. SetGeometry (QtCore QRect (180, 140, 81, 41)) 
Self. Pb_open. SetObjectName (" pb_open ") 
Self. Pb_close=QtWidgets. QPushButton (self centralwidget) 
Self. Pb_close. SetGeometry (QtCore QRect (310, 140, 81, 41)) 
Self. Pb_close. SetObjectName (" pb_close ") 
MainWindow. SetCentralWidget (self. Centralwidget) 
The self. The menubar=QtWidgets. QMenuBar (MainWindow) 
The self. The menubar. SetGeometry (QtCore QRect (0, 0, 600, 23)) 
The self. The menubar. SetObjectName (" menubar ") 
Self. Menu_F=QtWidgets. QMenu (self. The menubar) 
Self. Menu_F. SetObjectName (" menu_F ") 
Self. Menu_O=QtWidgets. QMenu (self. The menubar) 
Self. Menu_O. SetObjectName (" menu_O ") 
Self. Menu_A=QtWidgets. QMenu (self. The menubar) 
Self. Menu_A. SetObjectName (" menu_A ") 
MainWindow. SetMenuBar (self. Menubar) 
The self. The statusbar=QtWidgets. QStatusBar (MainWindow) 
The self. The statusbar. SetObjectName (" statusbar ") 
MainWindow. SetStatusBar (self. The statusbar) 
The self. The toolBar=QtWidgets. QToolBar (MainWindow) 
The self. The toolBar. SetObjectName (" toolBar ") 
MainWindow. AddToolBar (QtCore. Qt. TopToolBarArea, the self. The toolBar) 
Self. Action_open=QtWidgets. QAction (MainWindow) 
Icon1=QtGui. QIcon () 
Icon1. AddPixmap (QtGui. QPixmap (" :/PNG/Resource/open. Ico "), QtGui. QIcon. Normal, QtGui. QIcon. Off) 
Self. Action_open. SetIcon (icon1) 
Self. Action_open. SetObjectName (" action_open ") 
Self. Action_about=QtWidgets. QAction (MainWindow) 
Icon2=QtGui. QIcon () 
Icon2. AddPixmap (QtGui. QPixmap (" :/PNG/Resource/about ico "), QtGui. QIcon. Normal, QtGui. QIcon. Off) 
Self. Action_about. SetIcon (icon2) 
Self. Action_about. SetObjectName (" action_about ") 
Self. Action_save=QtWidgets. QAction (MainWindow) 
Icon3=QtGui. QIcon () 
Icon3. AddPixmap (QtGui. QPixmap (" :/PNG/Resource/save. Ico "), QtGui. QIcon. Normal, QtGui. QIcon. Off) 
Self. Action_save. SetIcon (icon3) 
Self. Action_save. SetObjectName (" action_save ") 
Self. Action_exit=QtWidgets. QAction (MainWindow) 
Icon4=QtGui. QIcon () 
Icon4. AddPixmap (QtGui. QPixmap (" :/PNG/Resource/exit. Ico "), QtGui. QIcon. Normal, QtGui. QIcon. Off) 
Self. Action_exit. SetIcon (icon4) 
Self. Action_exit. SetObjectName (" action_exit ") 
Self. Action_option=QtWidgets. QAction (MainWindow) 
Icon5=QtGui. QIcon () 
Icon5. AddPixmap (QtGui. QPixmap (" :/PNG/Resource/option. The ico "), QtGui. QIcon. Normal, QtGui. QIcon. Off) 
Self. Action_option. SetIcon (icon5) 
Self. Action_option. SetObjectName (" action_option ") 
Self. Menu_F. AddAction (self action_open) 
Self. Menu_F. AddAction (self action_save) 
Self. Menu_F. AddSeparator () 
Self. Menu_F. AddAction (self action_exit) 
Self. Menu_O. AddAction (self action_option) 
Self. Menu_A. AddAction (self action_about) 
The self. The menubar. AddAction (self) menu_F) menuAction ()) 
The self. The menubar. AddAction (self) menu_O) menuAction ()) 
The self. The menubar. AddAction (self) menu_A) menuAction ()) 
The self. The toolBar. AddAction (self action_open) 
The self. The toolBar. AddAction (self action_save) 
The self. The toolBar. AddSeparator () 
The self. The toolBar. AddAction (self action_option) 
The self. The toolBar. AddAction (self action_about) 
The self. The toolBar. AddSeparator () 
The self. The toolBar. AddAction (self action_exit) 

Self. RetranslateUi (MainWindow) 
Self. Pb_close. Clicked. Connect (MainWindow. Close) 
Self. Action_exit. Triggered. Connect (MainWindow. Close) 
QtCore. QMetaObject. ConnectSlotsByName (MainWindow) 

Def retranslateUi (self, the MainWindow) : 
_translate=QtCore. QCoreApplication. Translate 
MainWindow. SetWindowTitle (_translate (" MainWindow ", "MainWindow")) 
MainWindow. SetToolTip (_translate (" MainWindow, "" & lt; Html>       
  " )) 
Self. Pb_open. SetText (_translate (" MainWindow ", "open file")) 
Self. Pb_close. SetText (_translate (" MainWindow ", "close window")) 
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