tools: remove unnecessary imports and assignments

PR-URL: https://github.com/nodejs/node/pull/7483
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>

test/message/testcfg.py

@@ -27,7 +27,7 @@
 
 import test
 import os
-from os.path import join, dirname, exists, basename, isdir
+from os.path import join, exists, basename, isdir
 import re
 
 FLAGS_PATTERN = re.compile(r"//\s+Flags:(.*)")

test/testpy/__init__.py

@@ -27,9 +27,6 @@
 
 import test
 import os
-import shutil
-from os import mkdir
-from glob import glob
 from os.path import join, dirname, exists
 import re
 

test/timers/testcfg.py

@@ -27,11 +27,7 @@
 
 import test
 import os
-import shutil
-from shutil import rmtree
-from os import mkdir
-from glob import glob
-from os.path import join, dirname, exists
+from os.path import join, exists
 import re
 import shlex
 

tools/configure.d/nodedownload.py

@@ -35,7 +35,7 @@ def retrievefile(url, targetfile):
     try:
         sys.stdout.write(' <%s>\nConnecting...\r' % url)
         sys.stdout.flush()
-        msg = ConfigOpener().retrieve(url, targetfile, reporthook=reporthook)
+        ConfigOpener().retrieve(url, targetfile, reporthook=reporthook)
         print ''  # clear the line
         return targetfile
     except:

tools/icu/shrink-icu-src.py

@@ -1,13 +1,9 @@
 #!/usr/bin/env python
 import optparse
 import os
-import pprint
 import re
-import shlex
-import subprocess
 import sys
 import shutil
-import string
 
 parser = optparse.OptionParser()
 

tools/specialize_node_d.py

@@ -7,9 +7,7 @@
 #
 
 import re
-import subprocess
 import sys
-import errno
 
 if len(sys.argv) != 5:
   print "usage: specialize_node_d.py outfile src/node.d flavor arch"

tools/test.py

@@ -32,7 +32,6 @@ import imp
 import logging
 import optparse
 import os
-import platform
 import re
 import signal
 import subprocess