Как передать переменную в другой класс?

Question

Der0nded @Der0nded

PyQt

Как передать переменную в другой класс?

Никак не могу передать переменную row_numberSU из class BaseWindow в AmplyWindow
Цель всего этого является отслеживание номера строки нажатой двойным кликом.

spoiler

import sys
import os, os.path
from PyQt5 import QtCore, QtGui, QtWidgets
import gui
from docxtpl import DocxTemplate
import sqlite3
from AmplyWindow import Ui_AmplyWindow 

    



class BaseWindow(QtWidgets.QMainWindow, gui.Ui_MainWindow, DocxTemplate):
    def __init__(self):
        super().__init__()
        self.setupUi(self)
        
        self.loadData()
        self.action_interface()
        
        self.liststud.doubleClicked.connect(self.OpenAmpWin)   
        for idx in self.liststud.selectionModel().selectedIndexes():
            row_numberSU = idx.row()
            return row_numberSU 
        
    def action_interface(self):
        self.butupd.clicked.connect(self.loadData)
        self.exit.clicked.connect(self.close)
        self.save.clicked.connect(self.active) 

             
    def OpenAmpWin(self):
        self.AmpWinShow = AmplyWindow()
        self.AmpWinShow.show()
       
    def loadData(self):
        Connection = sqlite3.connect('datam.db')
        query = "SELECT * FROM Sbase"
        result = Connection.execute(query)
        self.liststud.setRowCount(0)
        for row_number, row_data in enumerate(result):
            self.liststud.insertRow(row_number)
            for colum_number, data in enumerate(row_data):
                self.liststud.setItem(row_number, colum_number, QtWidgets.QTableWidgetItem(str(data)))    
        Connection.close()
        self.liststud.setHorizontalHeaderLabels(["№","Фамилия","Имя","Отчество","Дата рождения","Специальность"])     
        
    def active(self):
        AFam = self.AFam.text()
        AImy = self.AImy.text()
        AOtch = self.AOtch.text()
        patternpath = r'.\pattern\1.docx'
        savepath = r'.\resdoc\done.docx'
        doc = DocxTemplate(patternpath)
        context = { 'AFam' : AFam , 'AImy' : AImy, 'AOtch' : AOtch}
        doc.render(context)
        doc.save(savepath) 

class AmplyWindow(BaseWindow, QtWidgets.QWidget, Ui_AmplyWindow):
    def __init__(self):
        super().__init__()
        self.setupUi(self)
        self.AmpWinAct()                

    def AmpWinAct(self, row_numberSU):
        condb = sqlite3.connect('datam.db')
        cursor = condb.cursor()
        querydb = """SELECT fam, imy, otch, dateb, sts FROM Sbase WHERE row = ?"""
        cursor.execute(querydb,(row_numberSU))
        data = cursor.fetchall()
        for row in data: 
            a=row[0]
            b=row[1]
            c=row[2]
            d=row[3]
            e=row[4]
        cursor.close()
        self.abfam.setText(a)
        self.abimy.setText(b)
        self.abotch.setText(c)
        self.abdate.setText(d)
        self.status.setCurrentText(e)    


        
if __name__ == '__main__':
    app = QtWidgets.QApplication(sys.argv)  
    window = BaseWindow()  
    window.show()
    app.exec()