### Eclipse Workspace Patch 1.0
#P pyyaml-hg
Index: lib/yaml/scanner.py
===================================================================
--- lib/yaml/scanner.py	(revision 344)
+++ lib/yaml/scanner.py	(working copy)
@@ -280,7 +280,9 @@
         # - should be no longer than 1024 characters.
         # Disabling this procedure will allow simple keys of any length and
         # height (may cause problems if indentation is broken though).
-        for level in self.possible_simple_keys.keys():
+        keys_rev = self.possible_simple_keys.keys()
+        keys_rev = keys_rev.reverse()
+        for level in keys_rev:
             key = self.possible_simple_keys[level]
             if key.line != self.line  \
                     or self.index-key.index > 1024: