Pfesi van Zyl Pfesi

## PyQt5WindowChangeExample.py
import sys
from PyQt5 import QtCore, QtWidgets


class MainWindow(QtWidgets.QWidget):

    switch_window = QtCore.pyqtSignal(str)

    def __init__(self):
        QtWidgets.QWidget.__init__(self)
	import sys
	from PyQt5 import QtCore, QtWidgets


	class MainWindow(QtWidgets.QWidget):

	switch_window = QtCore.pyqtSignal(str)

	def __init__(self):
	QtWidgets.QWidget.__init__(self)