cleanup: remove unused imports

detected by pyflakes

contrib/casesmash.py

@@ -1,4 +1,4 b''
-import sys, os, __builtin__
+import os, __builtin__
 from mercurial import util
 
 def lowerwrap(scope, funcname):

contrib/perf.py

@@ -1,7 +1,7 b''
 # perf.py - performance test routines
 '''helper extension to measure performance'''
 
-from mercurial import cmdutil, scmutil, util, match, commands, obsolete
+from mercurial import cmdutil, scmutil, util, commands, obsolete
 from mercurial import repoview, branchmap, merge, copies
 import time, os, sys
 

contrib/synthrepo.py

@@ -36,7 +36,7 b' A few obvious properties that are not cu'
 '''
 
 import bisect, collections, json, os, random, time, sys
-from mercurial import cmdutil, context, patch, scmutil, url, util, hg
+from mercurial import cmdutil, context, patch, scmutil, util, hg
 from mercurial.i18n import _
 from mercurial.node import nullrev, nullid
 

doc/gendoc.py

@@ -4,7 +4,6 b' sys.path.insert(0, "..")'
 # fall back to pure modules if required C extensions are not available
 sys.path.append(os.path.join('..', 'mercurial', 'pure'))
 from mercurial import demandimport; demandimport.enable()
-from mercurial import encoding
 from mercurial import minirst
 from mercurial.commands import table, globalopts
 from mercurial.i18n import gettext, _

tests/run-tests.py

@@ -56,7 +56,6 b' import random'
 import re
 import threading
 import killdaemons as killmod
-import cPickle as pickle
 import Queue as queue
 
 processlock = threading.Lock()

tests/test-pathencode.py

@@ -5,7 +5,6 b''
 # that have proven likely to expose bugs and divergent behaviour in
 # different encoding implementations.
 
-from mercurial import parsers
 from mercurial import store
 import binascii, itertools, math, os, random, sys, time
 import collections

tests/test-ui-color.py

@@ -1,4 +1,4 b''
-import os, sys
+import os
 from hgext import color
 from mercurial import dispatch, ui