all tasks

Task/Simple-windowed-application/Python/simple-windowed-application-1.py

@@ -0,0 +1,13 @@
+from Tkinter import Tk, Label, Button
+
+def update_label():
+    global n
+    n += 1
+    l["text"] = "Number of clicks: %d" % n
+
+w = Tk()
+n = 0
+l = Label(w, text="There have been no clicks yet")
+l.pack()
+Button(w, text="click me", command=update_label).pack()
+w.mainloop()