# HG changeset patch
# User cmlenz
# Date 1151963456 0
# Node ID 61a3a8b84888d8d8ff83b2f1db3c8842b4605f31
# Parent  a2e014fb9a3db2115b8288b2e1e708cb30b5bff6
Catch `KeyError` exception when trying attribute access in expression evaluation.

diff --git a/markup/eval.py b/markup/eval.py
--- a/markup/eval.py
+++ b/markup/eval.py
@@ -125,7 +125,7 @@
                 return getattr(obj, node.attrname)
             try:
                 return obj[node.attrname]
-            except TypeError:
+            except (KeyError, TypeError):
                 return None
 
         def _visit_slice(self, node, data):
@@ -265,7 +265,7 @@
                 return getattr(obj, node.attr)
             try:
                 return obj[node.attr]
-            except TypeError:
+            except (KeyError, TypeError):
                 return None
 
         def _visit_call(self, node, data):