June 2018 Update

Task/Animation/Python/animation-3.py

@@ -0,0 +1,23 @@
+import Tkinter as tki
+
+def scroll_text(s, how_many):
+    return s[how_many:] + s[:how_many]
+
+direction = 1
+tk = tki.Tk()
+var = tki.Variable(tk)
+
+def mouse_handler(point):
+    global direction
+    direction *= -1
+
+def timer_handler():
+    var.set(scroll_text(var.get(),direction))
+    tk.after(125, timer_handler)
+
+var.set('Hello, World! ')
+tki.Label(tk, textvariable=var).pack()
+tk.bind("<Button-1>", mouse_handler)
+tk.after(125, timer_handler)
+tk.title('Python Animation')
+tki.mainloop()