cleanup: remove unused imports

hgext/color.py

@@ -77,7 +77,7 Any value other than 'ansi', 'win32', or
 
 '''
 
-import os, sys
+import os
 
 from mercurial import commands, dispatch, extensions, ui as uimod
 from mercurial.i18n import _

hgext/eol.py

@@ -66,7 +66,7 used.
 """
 
 from mercurial.i18n import _
-from mercurial import util, config, extensions, commands, match, cmdutil
+from mercurial import util, config, extensions, match
 import re, os
 
 # Matches a lone LF, i.e., one that is not part of CRLF.

hgext/rebase.py

@@ -14,7 +14,7 For more information:
 http://mercurial.selenic.com/wiki/RebaseExtension
 '''
 
-from mercurial import hg, util, repair, merge, cmdutil, commands, error
+from mercurial import hg, util, repair, merge, cmdutil, commands
 from mercurial import extensions, ancestor, copies, patch
 from mercurial.commands import templateopts
 from mercurial.node import nullrev

hgext/relink.py

@@ -7,7 +7,7
 
 """recreates hardlinks between repository clones"""
 
-from mercurial import cmdutil, hg, util
+from mercurial import hg, util
 from mercurial.i18n import _
 import os, stat
 

mercurial/encoding.py

@@ -6,7 +6,7
 # GNU General Public License version 2 or any later version.
 
 import error
-import sys, unicodedata, locale, os
+import unicodedata, locale, os
 
 def _getpreferredencoding():
     '''

mercurial/hgweb/hgweb_mod.py

@@ -6,8 +6,8
 # This software may be used and distributed according to the terms of the
 # GNU General Public License version 2 or any later version.
 
-import os, sys, urllib
-from mercurial import ui, hg, hook, error, encoding, templater, util
+import os
+from mercurial import ui, hg, hook, error, encoding, templater
 from common import get_mtime, ErrorResponse, permhooks
 from common import HTTP_OK, HTTP_BAD_REQUEST, HTTP_NOT_FOUND, HTTP_SERVER_ERROR
 from request import wsgirequest

mercurial/httprepo.py

@@ -6,12 +6,11
 # This software may be used and distributed according to the terms of the
 # GNU General Public License version 2 or any later version.
 
-from node import bin, hex, nullid
+from node import nullid
 from i18n import _
-import repo, changegroup, statichttprepo, error, url, util, wireproto
+import changegroup, statichttprepo, error, url, util, wireproto
 import os, urllib, urllib2, urlparse, zlib, httplib
 import errno, socket
-import encoding
 
 def zgenerator(f):
     zd = zlib.decompressobj()

mercurial/sshrepo.py

@@ -6,7 +6,7
 # GNU General Public License version 2 or any later version.
 
 from i18n import _
-import repo, util, error, wireproto
+import util, error, wireproto
 import re
 
 class remotelock(object):

mercurial/sshserver.py

@@ -6,7 +6,6
 # This software may be used and distributed according to the terms of the
 # GNU General Public License version 2 or any later version.
 
-from i18n import _
 import util, hook, wireproto
 import os, sys