[svn] implemented filters for pygments (first approach, api might change), it's impossible at the moment to add filters by using pygmentize

1 files changed, 6 insertions, 0 deletions

diff --git a/pygments/token.py b/pygments/token.py
index f9ab7442..64c67be4 100644
--- a/pygments/token.py
+++ b/pygments/token.py
@@ -21,6 +21,12 @@ class _TokenType(tuple):
         buf.reverse()
         return buf
 
+    def __contains__(self, val):
+        return self is val or (
+            type(val) is self.__class__ and
+            val[:len(self)] == self
+        )
+
     def __getattr__(self, val):
         if not val or not val[0].isupper():
             return tuple.__getattr__(self, val)