hj,n

main.py

@@ -0,0 +1,30 @@
+from kivy.app import App
+from kivy.graphics import Ellipse, Line
+from kivy.uix.boxlayout import BoxLayout
+from kivy.uix.textinput import TextInput
+
+class CustomLayout(BoxLayout):
+
+	def __init__(self, **kwargs):
+		super(CustomLayout, self).__init__(**kwargs)
+		with self.canvas.after:
+			pass
+		self.textinput = TextInput(text='Hello world', multiline=False)
+		self.add_widget(self.textinput)
+		self.textinput.bind(on_text_validate=self.on_enter)
+
+	def on_enter(self,instance, value):
+		print('User pressed enter in', instance)
+
+	
+
+
+class MainApp(App):
+
+	def build(self):
+		root = CustomLayout()
+		return root
+
+if __name__ == '__main__':
+	MainApp().run()
+