fix kv path issue and clean up container example

examples/android/compass/main.py

@@ -65,4 +65,3 @@ def on_resume(self):
 
 if __name__ == '__main__':
     CompassApp().run()
-

examples/container/kv/1.kv

@@ -2,29 +2,27 @@
 #:import datetime datetime
 
 RootWidget:
-
-	# import container
+    # import container
     container: container
 
-	# fill the container
+    # fill the container
     BoxLayout:
         id: container
-		orientation: 'vertical'
-		padding: 0
-		spacing: 3
+        orientation: 'vertical'
+        padding: 0
+        spacing: 3
 
-		Label:
+        Label:
             text: 'screen-1'
 
-
         BoxLayout:
             orientation: 'horizontal'
             padding: 0
             spacing: 1
-            size_hint: 1,0.1
+            size_hint: 1, 0.1
 
             # weiter button
             Button:
-                size_hint: 0.2,1
+                size_hint: 0.2, 1
                 text: 'next'
                 on_release: app.next_screen('2')

examples/container/kv/2.kv

@@ -2,29 +2,27 @@
 #:import datetime datetime
 
 RootWidget:
-
-	# import container
+    # import container
     container: container
 
-	# fill the container
+    # fill the container
     BoxLayout:
         id: container
-		orientation: 'vertical'
-		padding: 0
-		spacing: 3
+        orientation: 'vertical'
+        padding: 0
+        spacing: 3
 
-		Label:
+        Label:
             text: 'screen-2'
 
-
         BoxLayout:
             orientation: 'horizontal'
             padding: 0
             spacing: 1
-            size_hint: 1,0.1
+            size_hint: 1, 0.1
 
             # weiter button
             Button:
-                size_hint: 0.2,1
+                size_hint: 0.2, 1
                 text: 'next'
                 on_release: app.next_screen('3')

examples/container/kv/3.kv

@@ -2,29 +2,27 @@
 #:import datetime datetime
 
 RootWidget:
-
-	# import container
+    # import container
     container: container
 
-	# fill the container
+    # fill the container
     BoxLayout:
         id: container
-		orientation: 'vertical'
-		padding: 0
-		spacing: 3
+        orientation: 'vertical'
+        padding: 0
+        spacing: 3
 
-		Label:
+        Label:
             text: 'screen-3'
 
-
         BoxLayout:
             orientation: 'horizontal'
             padding: 0
             spacing: 1
-            size_hint: 1,0.1
+            size_hint: 1, 0.1
 
             # weiter button
             Button:
-                size_hint: 0.2,1
+                size_hint: 0.2, 1
                 text: 'next'
                 on_release: app.next_screen('1')

examples/container/kv/root.kv

@@ -1,32 +1,32 @@
 #:kivy 1.8.0
 
 RootWidget:
-	# import container
-	container: container
+    # import container
+    container: container
 
-	BoxLayout:
-		orientation: 'vertical'
-		padding: 0
-		spacing: 6
+    BoxLayout:
+        orientation: 'vertical'
+        padding: 0
+        spacing: 6
 
-		# bottom-left part:
-		BoxLayout:
-			orientation: 'horizontal'
-			padding: 0
-			spacing: 6
+        # bottom-left part:
+        BoxLayout:
+            orientation: 'horizontal'
+            padding: 0
+            spacing: 6
 
-			# bottom-left
-			BoxLayout:
-				size_hint: 0.12, 0.12
-				orientation: 'vertical'
-				padding: 0
-				spacing: 6
+            # bottom-left
+            BoxLayout:
+                size_hint: 0.12, 0.12
+                orientation: 'vertical'
+                padding: 0
+                spacing: 6
 
-				# option calibrate
-				Button:
-					text: 'Start'
-					on_release: app.next_screen('1')
+                # option calibrate
+                Button:
+                    text: 'Start'
+                    on_release: app.next_screen('1')
 
-			# create container (bottom-right)
-			BoxLayout:
-				id: container
+            # create container (bottom-right)
+            BoxLayout:
+                id: container

examples/container/main.py

@@ -28,19 +28,14 @@ class RootWidget(BoxLayout):
 class EzsApp(App):
 
     '''This is the app itself'''
-    # setting the path of our directory
-    path = os.path.abspath(os.path.dirname("."))
-    error = False
 
     def build(self):
         '''This method loads the root.kv file automatically
 
         :rtype: none
         '''
         # loading the content of root.kv
-        self.root = Builder.load_file(os.path.join(self.path, 'kv', 'root.kv'))
-
-        return self.root
+        self.root = Builder.load_file('kv/root.kv')
 
     def next_screen(self, screen):
         '''Clear container and load the given screen object from file in kv
@@ -53,20 +48,17 @@ def next_screen(self, screen):
 
         filename = screen + '.kv'
         # unload the content of the .kv file
-        # reason: it could have data form previous calls
-        setattr(self, screen, Builder.unload_file(
-            os.path.join(self.path, 'kv', filename)))
-        # load the content of the .kv file
-        setattr(self, screen, Builder.load_file(
-            os.path.join(self.path, 'kv', filename)))
+        # reason: it could have data from previous calls
+        Builder.unload_file('kv/' + filename)
         # clear the container
         self.root.container.clear_widgets()
+        # load the content of the .kv file
+        screen = Builder.load_file('kv/' + filename)
         # add the content of the .kv file to the container
-        self.root.container.add_widget(getattr(self, screen))
+        self.root.container.add_widget(screen)
 
 
 if __name__ == '__main__':
     '''Start the application'''
 
-    EZS = EzsApp()
-    EZS.run()
+    EzsApp().run()