X-Git-Url: http://git.ithinksw.org/philo.git/blobdiff_plain/2380185d894e5a62a20b91a0c5a3a48497fb3cfb..1d3756407233b937d7491bde6dd4046fb8b4b6d6:/exceptions.py

diff --git a/exceptions.py b/exceptions.py
index b40f08a..4759bae 100644
--- a/exceptions.py
+++ b/exceptions.py
@@ -2,6 +2,12 @@ class ViewDoesNotProvideSubpaths(Exception):
 	""" Raised by get_subpath when the View does not provide subpaths (the default). """
 	silent_variable_failure = True
 
+
 class ViewCanNotProvideSubpath(Exception):
 	""" Raised by get_subpath when the View can not provide a subpath for the supplied object. """
-	silent_variable_failure = True
\ No newline at end of file
+	silent_variable_failure = True
+
+
+class AncestorDoesNotExist(Exception):
+	""" Raised by get_path if the root model is not an ancestor of the current model """
+	pass
\ No newline at end of file