from PyQt5 import QtWidgets, QtCore, QtGui
from calc import Ui_MainWindow  # импорт нашего сгенерированного файла
import sys

n = '1'
n2 = '2'
n3 = '3'
n4 = '4'
n5 = '5'
n6 = '6'
n7 = '7'
n8 = '8'
n9 = '9'
n0 = '0'
mnum = ''
class mywindow(QtWidgets.QMainWindow):
    def __init__(self):
        super(mywindow, self).__init__()
        self.ui = Ui_MainWindow()
        self.ui.setupUi(self)


        #connect
        self.ui.pushButton.clicked.connect(self.one)
        self.ui.pushButton_2.clicked.connect(self.two)
        self.ui.pushButton_3.clicked.connect(self.three)
        self.ui.pushButton_4.clicked.connect(self.five)
        self.ui.pushButton_6.clicked.connect(self.four)
        self.ui.pushButton_7.clicked.connect(self.nine)
        self.ui.pushButton_8.clicked.connect(self.six)
        self.ui.pushButton_9.clicked.connect(self.null)
        self.ui.pushButton_10.clicked.connect(self.eight)
        self.ui.pushButton_11.clicked.connect(self.seven)

        self.ui.pushButton_5.clicked.connect(self.clear)
    def clear(self):
        self.ui.lineEdit.clear()
    def one(self):
        mnum += n
        self.ui.lineEdit.setText(mnum)

    def two(self):
        self.ui.lineEdit.setText('2')
    def three(self):
        self.ui.lineEdit.setText('3')
    def four(self):
        self.ui.lineEdit.setText('4')
    def five(self):
        self.ui.lineEdit.setText('5')
    def six(self):
        self.ui.lineEdit.setText('6')
    def seven(self):
        self.ui.lineEdit.setText('7')
    def eight(self):
        self.ui.lineEdit.setText('8')
    def nine(self):
        self.ui.lineEdit.setText('9')
    def null(self):
        self.ui.lineEdit.setText('0')







app = QtWidgets.QApplication([])
application = mywindow()
application.show()

sys.exit(app.exec())