python - 黑屏基维

Question

import kivy
from kivy.app import App
from kivy.uix.label import Label
from kivy.uix.gridlayout import GridLayout
from kivy.uix.textinput import TextInput
from kivy.uix.button import Button

class MyGrid(GridLayout):
    def __int__(self, **kwargs):
        super(MyGrid, self).__init__(**kwargs)
        self.cols= 1
        self.inside= GridLayout()
        self.inside.cols= 2

        self.inside.add_widget(Label(text='Pan Card No: '))
        self.pan= TextInput(multiline= FALSE)
        self.inside.add_widget(self.pan)

        self.inside.add_widget(Label(text='Aadhar Card No: '))
        self.aadhar= TextInput(multiline= FALSE)
        self.inside.add_widget(self.aadhar)

        self.inside.add_widget(Label(text='Phone No: '))
        self.phoneno= TextInput(multiline= FALSE)
        self.inside.add_widget(self.phoneno)

        self.add_widget(self.inside)

        self.submit= Button(text='Submit', font_size=40)
        self.submit.bind(on_press=self.pressed)
        self.add_widget(self.submit)
    def pressed(self, instance):
        pan=self.pan.text
        aadhar=self.aadhar.text
        phoneno=self.phoneno.text


class MyApp(App):
    def build(self):
        return MyGrid()
if __name__== "__main__":
    MyApp().run()

对于我上面的代码，我在运行 Kivy 时出现黑屏。几分钟前它工作正常，在我添加按下功能后突然开始显示黑屏。使用 VSCode 在 Python 3.8.2 上使用 Kivy[base]。请告诉我为什么会发生

Answer 1

拼写错误。改变：

def __int__(self, **kwargs):

至：

def __init__(self, **kwargs):