Fix format() to check exclusion correctly.

Normalize exclusion list.

1 files changed, 2 insertions, 2 deletions

diff --git a/summainlib.py b/summainlib.py
index 58610ff..1a386e7 100644
--- a/summainlib.py
+++ b/summainlib.py
@@ -162,7 +162,7 @@ class FilesystemObject(object):
     def __init__(self, filename, nn, pn, exclude, stat_result=None, sha1=None,
                  open_file=None, readlink=None):
         self._filename = filename
-        self._exclude = set(exclude)
+        self._exclude = set(self._normalize_key(k) for k in exclude)
         self._pn = pn
         self._nn = nn
         self._sha1 = sha1 or hashlib.sha1()
@@ -284,6 +284,6 @@ class FilesystemObject(object):
         keys = ['Mtime', 'Mode', 'Ino', 'Dev', 'Nlink', 'Size',
                 'Uid', 'Username', 'Gid', 'Group', 'Sha-1', 'Target']
         values = [('Name', name)]
-        values += [(k, self[k]) for k in keys if k not in self._exclude]
+        values += [(k, self[k]) for k in keys if self[k] != '']
         return ''.join('%s: %s\n' % (k, v) for k, v in values if v != '')