revert r69777 since all the experts agree that extra import lines distract from the code
diff --git a/Doc/library/difflib.rst b/Doc/library/difflib.rst
index 701c5d5..addd813 100644
--- a/Doc/library/difflib.rst
+++ b/Doc/library/difflib.rst
@@ -708,11 +708,7 @@
 
    """
 
-   import difflib
-   import os
-   import optparse
-   import sys
-   import time
+   import sys, os, time, difflib, optparse
 
    def main():
         # Configure the option parser