doesn't really work yet

timerrr.py

@@ -0,0 +1,89 @@
+from kivy.config import Config
+Config.set('graphics', 'width', '700')
+Config.set('graphics', 'height', '200')
+Config.write()
+
+from kivy.app import App
+from kivy.uix.floatlayout import FloatLayout
+from kivy.lang import Builder
+from kivy.properties import BooleanProperty, StringProperty
+from kivy.clock import Clock
+from kivy.core.audio import SoundLoader
+import sys
+import datetime
+
+for arg in sys.argv:
+    if arg.endswith("m"):
+        sys.argv.remove(arg)
+        countdown = int(arg.split("m")[0])
+
+Builder.load_string("""
+<MainLayout>:
+    button: button
+    Button:
+        id: button
+        on_press: root.toggle()
+    AnchorLayout:
+        Label:
+            text: "%s:%s" % (root.minutes, root.seconds)
+            font_size: 120
+""")
+
+
+class MainLayout(FloatLayout):
+    hours = StringProperty()
+    minutes = StringProperty()
+    seconds = StringProperty()
+    running = BooleanProperty(False)
+
+    def __init__(self, **kwargs):
+        super(MainLayout, self).__init__(**kwargs)
+        self.sound = SoundLoader.load('bell.wav')
+        global countdown
+        self.delta = datetime.datetime.now()+datetime.timedelta(0, 60*countdown)
+        self.update()
+
+    def start(self):
+        if not self.running:
+            self.running = True
+            Clock.schedule_interval(self.update, 0.05)
+
+    def stop(self):
+        if self.running:
+            self.running = False
+            Clock.unschedule(self.update)
+
+    def update(self, *kwargs):
+        delta = self.delta - datetime.datetime.now()
+        self.minutes, seconds = str(delta).split(":")[1:]
+        self.seconds = seconds[:5]
+
+        if self.hours == "":
+            if int(self.minutes.split(":")[0]) == 0:
+                if float(self.seconds)<1:
+                    self.minutes = "00:00"
+                    self.button.background_color = (1,0,0,1)
+                    self.sound.play()
+                    self.stop()
+
+        # if int(self.minutes) == 0:       
+        #     if int(self.seconds) < 5:
+        #         self.seconds = "00"
+        #         self.button.background_color = (1,0,0,1)
+        #         self.sound.play()
+        #         self.stop()
+
+    def toggle(self):
+        if self.running:
+            self.stop()
+        else:
+            self.start()
+
+
+if __name__ == '__main__':
+
+    class TimerApp(App):
+        def build(self):
+            return MainLayout()
+
+    TimerApp().run()