Issue #29392: Prevent crash when passing invalid arguments into msvcrt module.

3 files changed, 3 insertions, 6 deletions

diff --git a/Lib/turtledemo/__main__.py b/Lib/turtledemo/__main__.py
index 711d0abf2e..0a58332a66 100644
--- a/Lib/turtledemo/__main__.py
+++ b/Lib/turtledemo/__main__.py
@@ -89,13 +89,12 @@ import sys
 import os
 
 from tkinter import *
-from idlelib.ColorDelegator import ColorDelegator, color_config
-from idlelib.Percolator import Percolator
-from idlelib.textView import view_text
+from idlelib.colorizer import ColorDelegator, color_config
+from idlelib.percolator import Percolator
+from idlelib.textview import view_text
 from turtledemo import __doc__ as about_turtledemo
 
 import turtle
-import time
 
 demo_dir = os.path.dirname(os.path.abspath(__file__))
 darwin = sys.platform == 'darwin'
diff --git a/Lib/turtledemo/bytedesign.py b/Lib/turtledemo/bytedesign.py
index 64b1d7d5b0..b3b095b768 100755
--- a/Lib/turtledemo/bytedesign.py
+++ b/Lib/turtledemo/bytedesign.py
@@ -22,7 +22,6 @@ to 0, this animation runs in "line per line"
 mode as fast as possible.
 """
 
-import math
 from turtle import Turtle, mainloop
 from time import clock
 
diff --git a/Lib/turtledemo/planet_and_moon.py b/Lib/turtledemo/planet_and_moon.py
index 26abfdb069..021ff99383 100755
--- a/Lib/turtledemo/planet_and_moon.py
+++ b/Lib/turtledemo/planet_and_moon.py
@@ -18,7 +18,6 @@ mouse over the scrollbar of the canvas.
 
 """
 from turtle import Shape, Turtle, mainloop, Vec2D as Vec
-from time import sleep
 
 G = 8