Removed unused imports.
diff --git a/Lib/distutils/command/config.py b/Lib/distutils/command/config.py
index 847e858..b1fd09e 100644
--- a/Lib/distutils/command/config.py
+++ b/Lib/distutils/command/config.py
@@ -9,7 +9,7 @@
 this header file lives".
 """
 
-import sys, os, re
+import os, re
 
 from distutils.core import Command
 from distutils.errors import DistutilsExecError
diff --git a/Lib/distutils/command/register.py b/Lib/distutils/command/register.py
index b49f86f..a3e0893 100644
--- a/Lib/distutils/command/register.py
+++ b/Lib/distutils/command/register.py
@@ -5,7 +5,7 @@
 
 # created 2002/10/21, Richard Jones
 
-import os, string, getpass
+import getpass
 import io
 import urllib.parse, urllib.request
 from warnings import warn
diff --git a/Lib/distutils/command/sdist.py b/Lib/distutils/command/sdist.py
index 7ea3d5f..35a06eb 100644
--- a/Lib/distutils/command/sdist.py
+++ b/Lib/distutils/command/sdist.py
@@ -3,7 +3,6 @@
 Implements the Distutils 'sdist' command (create a source distribution)."""
 
 import os
-import string
 import sys
 from types import *
 from glob import glob
diff --git a/Lib/distutils/extension.py b/Lib/distutils/extension.py
index 7efbb74..c507da3 100644
--- a/Lib/distutils/extension.py
+++ b/Lib/distutils/extension.py
@@ -4,7 +4,6 @@
 modules in setup scripts."""
 
 import os
-import sys
 import warnings
 
 # This class is really only used by the "build_ext" command, so it might
diff --git a/Lib/distutils/text_file.py b/Lib/distutils/text_file.py
index 478336f..93abad3 100644
--- a/Lib/distutils/text_file.py
+++ b/Lib/distutils/text_file.py
@@ -4,7 +4,7 @@
 that (optionally) takes care of stripping comments, ignoring blank
 lines, and joining lines with backslashes."""
 
-import sys, os, io
+import sys, io
 
 
 class TextFile: