pylint: Fix unused-{argument,variable} warning

This commit fixes 4 out of the remaining 5 pylint warnings:

$ pylint --rcfile=.pylintrc *.py
************* Module gitc_utils
W:146, 0: TODO(sbasi/jorg): Come up with a solution to remove the sleep below. (fixme)
W:130, 6: Unused variable 'name' (unused-variable)
************* Module main
W:382,32: Unused argument 'fp' (unused-argument)
W:382,36: Unused argument 'code' (unused-argument)
W:382,42: Unused argument 'msg' (unused-argument)

Change-Id: Ie3d77b9a65b7daefaa9aa4b80f4b682c1678fd58
Signed-off-by: Stefan Beller <sbeller@google.com>

gitc_utils.py

@@ -127,7 +127,7 @@ def generate_gitc_manifest(gitc_manifest, manifest, paths=None):
         repo_proj.revisionExpr = None
 
   # Convert URLs from relative to absolute.
-  for name, remote in manifest.remotes.iteritems():
+  for _name, remote in manifest.remotes.iteritems():
     remote.fetchUrl = remote.resolvedFetchUrl
 
   # Save the manifest.

main.py

@@ -379,7 +379,7 @@ class _KerberosAuthHandler(urllib.request.BaseHandler):
     self.context = None
     self.handler_order = urllib.request.BaseHandler.handler_order - 50
 
-  def http_error_401(self, req, fp, code, msg, headers):
+  def http_error_401(self, req, fp, code, msg, headers): # pylint:disable=unused-argument
     host = req.get_host()
     retry = self.http_error_auth_reqed('www-authenticate', host, req, headers)
     return retry