--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/read_revinfo.py	Fri Aug 14 15:14:58 2015 +0200
@@ -0,0 +1,26 @@
+# -*- coding: utf-8 -*-
+r"""Read the output of the revinfo extension.
+
+Reads also the contents of a ".hg_archival.txt" file.
+
+"""
+
+__version__ = "0"
+
+__author__ = "Franz Glasner"
+
+
+def read_revinfo(filename):
+    """Read file file `filename` and return it's contents as dict.
+
+    If `filename` does not exist return `None`.
+
+    """
+    try:
+        with open(filename, "rt") as f:
+            return dict([[i.strip() for i in line.split(":", 1)] for line in f])
+    except EnvironmentError:
+        return None
+
+import sys
+print read_revinfo(sys.argv[1])