Add md5 to Summain initializer.

1 files changed, 2 insertions, 1 deletions

diff --git a/summainlib.py b/summainlib.py
index 6b3a6a8..141eacc 100644
--- a/summainlib.py
+++ b/summainlib.py
@@ -161,11 +161,12 @@ class FilesystemObject(object):
     '''
     
     def __init__(self, filename, nn, pn, exclude, stat_result=None, sha1=None,
-                 open_file=None, readlink=None):
+                 md5=None, open_file=None, readlink=None):
         self._filename = filename
         self._exclude = set(self._normalize_key(k) for k in exclude)
         self._pn = pn
         self._nn = nn
+        self._md5 = md5 or hashlib.md5()
         self._sha1 = sha1 or hashlib.sha1()
         self._stat_result = stat_result or os.lstat(filename)
         self.open_file = open_file or file