Get rid of set comprehension, as this doesn't exist in Python 2.6.

gsnedders · gsnedders · commit 1198aba21de2 · 2013-04-09T19:24:55.000+01:00
diff --git a/html5lib/trie/_base.py b/html5lib/trie/_base.py
@@ -11,7 +11,8 @@ def keys(self, prefix=None):
         if prefix is None:
             return set(keys)
 
-        return {x for x in keys if x.startswith(prefix)}
+        # Python 2.6: no set comprehensions
+        return set([x for x in keys if x.startswith(prefix)])
 
     def has_keys_with_prefix(self, prefix):
         for key in self.keys():
