filter{,s/*}: simplify declaration of default xslt filter

Signed-off-by: Jan Pokorný <jpokorny@redhat.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/filter.py b/filter.py
index 7411b97..6c53bb7 100644
--- a/filter.py
+++ b/filter.py
@@ -900,6 +900,16 @@ class XMLFilter(Filter, MetaPlugin):
         return self.filter_proceed_xslt(in_obj, **kwargs)
 
     @classmethod
+    def deco_xslt(cls, in_format, out_format, **kwargs):
+        def deco_cls(new_cls):
+            fnc = lambda ctxt, in_obj: \
+                      ('etree', ctxt.ctxt_proceed_xslt(in_obj, **kwargs))
+            fnc.__name__ = new_cls.__name__
+            fnc.__module__ = new_cls.__module__
+            return cls.deco(in_format, out_format)(fnc)
+        return deco_cls
+
+    @classmethod
     def get_template(cls, in_obj, root_dir=None, **kwargs):
         """Generate the overall XSLT template"""
         if not root_dir: