Pyqt5 QDialog simge durumuna küçült, tam ekran yap. butonları

app.py

from PyQt5.QtCore import Qt
from PyQt5.QtWidgets import QDialog
class Editor(QDialog):
    def __init__(self,parent=None,path=None):
        super().__init__(parent)
        self.path=path 
        self.initUI()
    def initUI(self) :
      
        self.setWindowFlags(self.windowFlags() | Qt.WindowMinimizeButtonHint | Qt.WindowMaximizeButtonHint | Qt.WindowStaysOnBottomHint)
        self.show()