From f5ac57dc05818e4fe2ff5118680fe136937d768e Mon Sep 17 00:00:00 2001
From: Terry Jan Reedy <tjreedy@udel.edu>
Date: Mon, 30 Jun 2014 16:09:24 -0400
Subject: Issue #21882: In turtle demos, remove module scope gui and sys calls
 by either deleting or moving to the module's main function.

---
 Lib/turtledemo/nim.py | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

(limited to 'Lib/turtledemo/nim.py')

diff --git a/Lib/turtledemo/nim.py b/Lib/turtledemo/nim.py
index 792ba515348..25ff3128f6c 100644
--- a/Lib/turtledemo/nim.py
+++ b/Lib/turtledemo/nim.py
@@ -143,7 +143,6 @@ class NimView(object):
         self.writer.write(msg1, align="center", font=("Courier",14,"bold"))
         self.screen.tracer(True)
 
-
     def setup(self):
         self.screen.tracer(False)
         for row in range(3):
@@ -181,6 +180,7 @@ class NimView(object):
         if self.game.state == Nim.OVER:
             self.screen.clear()
 
+
 class NimController(object):
 
     def __init__(self, game):
@@ -201,6 +201,7 @@ class NimController(object):
         self.game.model.notify_move(row, col)
         self.BUSY = False
 
+
 class Nim(object):
     CREATED = 0
     RUNNING = 1
@@ -213,11 +214,10 @@ class Nim(object):
         self.controller = NimController(self)
 
 
-mainscreen = turtle.Screen()
-mainscreen.mode("standard")
-mainscreen.setup(SCREENWIDTH, SCREENHEIGHT)
-
 def main():
+    mainscreen = turtle.Screen()
+    mainscreen.mode("standard")
+    mainscreen.setup(SCREENWIDTH, SCREENHEIGHT)
     nim = Nim(mainscreen)
     return "EVENTLOOP!"
 
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