How to call subprocess in pyside2 wizard?

steveworks

I want to add the snap install --dangerous example.snap to this code

#How to do it
from PySide2 import QtWidgets
import sys

class IntroductionPage(QtWidgets.QWizardPage):
def init(self, *args, **kwargs):
super(IntroductionPage, self).init(*args, **kwargs)

    self.setTitle("Introduction")
    self.label = QtWidgets.QLabel("Welcome to snap installer offline")
    self.label.setWordWrap(True)
    self.layout = QtWidgets.QVBoxLayout()
    self.layout.addWidget(self.label)
    self.setLayout(self.layout)

def nextId(self):
    return Wizard.class1

class ClassesPage1(QtWidgets.QWizardPage):

def __init__(self, *args, **kwargs):
    super(ClassesPage1, self).__init__(*args, **kwargs)
    self.setTitle("Choices")
    self.setSubTitle("Choose 1")

    self.radButton1 = QtWidgets.QRadioButton('1A')
    self.radButton2 = QtWidgets.QRadioButton('1B')
    self.radButton3 = QtWidgets.QRadioButton('1C')

    self.layout = QtWidgets.QVBoxLayout()
    self.layout.addWidget(self.radButton1)
    self.layout.addWidget(self.radButton2)
    self.layout.addWidget(self.radButton3)
    self.setLayout(self.layout)

def nextId(self):
    if self.radButton2.isChecked():

        return Wizard.class2
    elif self.radButton3.isChecked():

        return Wizard.class2
    else:
        return Wizard.conclusion

class ClassesPage2(QtWidgets.QWizardPage):
def init(self, *args, **kwargs):
super(ClassesPage2, self).init(*args, **kwargs)
#self.page = QWizardPage()
self.setTitle("Classes for grade 2")
self.setSubTitle("Please select a Class")

    self.radButton1 = QtWidgets.QRadioButton('2A')
    self.radButton2 = QtWidgets.QRadioButton('2B')
    self.radButton3 = QtWidgets.QRadioButton('2C')

    self.layout = QtWidgets.QVBoxLayout()
    self.layout.addWidget(self.radButton1)
    self.layout.addWidget(self.radButton2)
    self.layout.addWidget(self.radButton3)
    self.class_selected2 = QtWidgets.QLineEdit()

    self.setLayout(self.layout)
    self.coba()


def nextId(self):
    return Wizard.conclusion

class ClassesPage3(QtWidgets.QWizardPage):
def init(self, *args, **kwargs):
super(ClassesPage3, self).init(*args, **kwargs)
self.setTitle("Classes for grade 3")
self.setSubTitle("Please select a Class")

    self.radButton1 = QtWidgets.QRadioButton('3A', self)
    self.radButton2 = QtWidgets.QRadioButton('3B', self)
    self.radButton3 = QtWidgets.QRadioButton('3C', self)

    self.layout = QtWidgets.QVBoxLayout()
    self.layout.addWidget(self.radButton1)
    self.layout.addWidget(self.radButton2)
    self.layout.addWidget(self.radButton3)
    self.class_selected3 = QtWidgets.QLineEdit()

    self.setLayout(self.layout)

def nextId(self):
    return Wizard.conclusion

class ConclusionPage(QtWidgets.QWizardPage):
def init(self, *args, **kwargs):
super(ConclusionPage, self).init(*args, **kwargs)

    self.layout = QtWidgets.QVBoxLayout()
    self.label = QtWidgets.QLabel(self)
    self.label2 = QtWidgets.QLabel(self)
    self.layout.addWidget(self.label)
    self.layout.addWidget(self.label2)
    self.setLayout(self.layout)

class Wizard(QtWidgets.QWizard):
num_of_pages = 5
(intro, class1, class2, class3, conclusion) = range(num_of_pages)

def __init__(self, *args, **kwargs):
    super(Wizard, self).__init__(*args, **kwargs)
    self.setPage(self.intro, IntroductionPage(self))
    self.setPage(self.class1, ClassesPage1(self))
    self.setPage(self.class2, ClassesPage2(self))
    self.setPage(self.class3, ClassesPage3(self))
    self.setPage(self.conclusion, ConclusionPage(self))
    self.setStartId(self.intro)

if name == "main":
app = QtWidgets.QApplication(sys.argv)

wizard = Wizard()

wizard.setWindowTitle("Set Up")
wizard.setWizardStyle(QtWidgets.QWizard.ClassicStyle)
wizard.show()

sys.exit(app.exec_())