[Xen-changelog] Mark unused variables as such. Remove unused import.

[Xen patchbot -unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User emellor@ewan
# Node ID 90bcdd41dbf7f6f7c6a372cd45022ea1a20b949b
# Parent  26c6d506a97c92e73bbf21ba861184e7565f4568
Mark unused variables as such.  Remove unused import.

Signed-off-by: Ewan Mellor <ewan@xxxxxxxxxxxxx>

diff -r 26c6d506a97c -r 90bcdd41dbf7 tools/python/xen/xend/encode.py
--- a/tools/python/xen/xend/encode.py   Tue Sep 20 16:21:39 2005
+++ b/tools/python/xen/xend/encode.py   Tue Sep 20 16:22:20 2005
@@ -26,7 +26,6 @@
 from StringIO import StringIO
 
 import urllib
-import httplib
 import random
 import md5
 
@@ -104,7 +103,7 @@
     val = ({}, None)
     if d is None: return val
     multipart = 0
-    for (k, v) in data_values(d):
+    for (_, v) in data_values(d):
         if encode_isfile(v):
             multipart = 1
             break
@@ -156,7 +155,7 @@
 def mime_boundary():
     random.seed()
     m = md5.new()
-    for i in range(0, 10):
+    for _ in range(0, 10):
         c = chr(random.randint(1, 255))
         m.update(c)
     b = m.hexdigest()

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