X-Git-Url: https://git.mdrn.pl/librarian.git/blobdiff_plain/387bff61a13e750e1ef4e015025415a8b311b25b..5bc29f19f308610c944d63597962fb3b0f468c54:/librarian/functions.py

diff --git a/librarian/functions.py b/librarian/functions.py
index 523b3d5..9490cbb 100644
--- a/librarian/functions.py
+++ b/librarian/functions.py
@@ -104,3 +104,17 @@ def reg_texcommand():
     _register_function(texcommand)
 
 
+def reg_get(format_):
+    def get(context, *args):
+        obj = format_
+        for arg in args:
+            if hasattr(obj, arg):
+                obj = getattr(obj, arg)
+            else:
+                try:
+                    obj = obj[arg]
+                except (TypeError, KeyError), e:
+                    # Just raise proper AttributeError.
+                    getattr(obj, arg)
+        return obj
+    _register_function(get)