Remove unused imports and unnecessary dict.keys() call.

svn path=/main/trunk/; revision=7011

diff --git a/pym/portage/checksum.py b/pym/portage/checksum.py
index 1315237e83fbdad82037107a6c2cab20ae609a16..edbd515aed6a0fecaef96748933b006d5eb11e8f 100644 (file)
--- a/pym/portage/checksum.py
+++ b/pym/portage/checksum.py
@@ -6,11 +6,9 @@
 from portage.const import PRIVATE_PATH,PRELINK_BINARY,HASHING_BLOCKSIZE
 import os
 import errno
-import shutil
 import stat
 import portage.exception
 import portage.process
-import portage.util
 import portage.locks
 import commands
 import md5, sha
@@ -122,7 +120,7 @@ def get_valid_checksum_keys():
        return hashfunc_map.keys()
 
 def get_hash_origin(hashtype):
-       if not hashtype in hashfunc_map.keys():
+       if hashtype not in hashfunc_map:
                raise KeyError(hashtype)
        return hashorigin_map.get(hashtype, "unknown")