June 2018 Update

Task/Hello-world-Graphical/Python/hello-world-graphical-7.py

@@ -0,0 +1,20 @@
+from kivy.app import App
+from kivy.uix.floatlayout import FloatLayout
+from kivy.uix.button import Button
+from kivy.uix.popup import Popup
+from kivy.uix.label import Label
+
+
+class GoodByeApp(App):
+    def build(self, *args, **kwargs):
+        layout = FloatLayout()
+        ppp = Popup(title='Goodbye, World!',
+                    size_hint=(0.75, 0.75), opacity=0.8,
+                    content=Label(font_size='50sp', text='Goodbye, World!'))
+        btn = Button(text='Goodbye', size_hint=(0.3, 0.3),
+                     pos_hint={'center': (0.5, 0.5)}, on_press=ppp.open)
+        layout.add_widget(btn)
+        return layout
+
+
+GoodByeApp().run()

Task/Hello-world-Graphical/Python/hello-world-graphical-8.py

@@ -0,0 +1,29 @@
+from kivy.app import App
+from kivy.lang.builder import Builder
+
+kv = '''
+#:import Factory kivy.factory.Factory
+
+FloatLayout:
+    Button:
+        text: 'Goodbye'
+        size_hint: (0.3, 0.3)
+        pos_hint: {'center': (0.5, 0.5)}
+        on_press: Factory.ThePopUp().open()
+
+<ThePopUp@Popup>:
+    title: 'Goodbye, World!'
+    size_hint: (0.75, 0.75)
+    opacity: 0.8
+    Label:
+        text: 'Goodbye, World!'
+        font_size: '50sp'
+'''
+
+
+class GoodByeApp(App):
+    def build(self, *args, **kwargs):
+        return Builder.load_string(kv)
+
+
+GoodByeApp().run()