# HG changeset patch
# User cmlenz
# Date 1188996380 0
# Node ID 12d0357440b3b07f1995bfa91a7f680ce8043de2
# Parent  60a1fb39f915396ea6e979c9833890d2c4656af8
Minor performance improvement for expressions that evaluate to numbers: the result is wrapped in a `Markup` object, meaning we'll not have to escape the string in the serialization stage.

diff --git a/genshi/template/base.py b/genshi/template/base.py
--- a/genshi/template/base.py
+++ b/genshi/template/base.py
@@ -23,7 +23,8 @@
 from StringIO import StringIO
 import sys
 
-from genshi.core import Attrs, Stream, StreamEventKind, START, TEXT, _ensure
+from genshi.core import Attrs, Markup, Stream, StreamEventKind, START, TEXT, \
+                        _ensure
 from genshi.input import ParseError
 
 __all__ = ['Context', 'Template', 'TemplateError', 'TemplateRuntimeError',
@@ -470,11 +471,13 @@
             elif kind is EXPR:
                 result = data.evaluate(ctxt)
                 if result is not None:
-                    # First check for a string, otherwise the iterable test below
-                    # succeeds, and the string will be chopped up into individual
-                    # characters
+                    # First check for a string, otherwise the iterable test
+                    # below succeeds, and the string will be chopped up into
+                    # individual characters
                     if isinstance(result, basestring):
                         yield TEXT, result, pos
+                    elif isinstance(result, (int, float, long)):
+                        yield TEXT, Markup(result), pos
                     elif hasattr(result, '__iter__'):
                         substream = _ensure(result)
                         for filter_ in filters: