class MainAddMatch(qtw.QMainWindow):
    def __init__(self):
        qtw.QMainWindow.__init__(self)
        self.ui = Ui_AddMatch()
        self.ui.setupUi(self)
        self.show()
        self.ui.pushButton.clicked.connect(self.addmatch)
        self.ui.pushButton_2.clicked.connect(exit)

    def addmatch(self):
        ID=self.ui.lineEdit.text()
        Time=self.ui.lineEdit_7.text()
        Team1=self.ui.lineEdit_2.text()
        Score=self.ui.lineEdit_3.text()
        Team2=self.ui.lineEdit_4.text()
        Yellowcards=self.ui.lineEdit_5.text()
        Redcards=self.ui.lineEdit_6.text()
        Date=self.ui.lineEdit_8.text()
        f = open('datngu.json',)
        data = json.load(f)
        f.close()
        data['matches_details'].append({"ID":ID,"Time":Time,"Team1":Team1,"Score":Score,"Team2":Team2,"Yellow cards":Yellowcards,"Red cards":Redcards,"Date":Date})
        f2= open('datngu.json','w')
        json.dump(data,f2)
        f2.close()