diff --git a/poky/bitbake/lib/ply/lex.py b/poky/bitbake/lib/ply/lex.py
index 267ec10..182f2e8 100644
--- a/poky/bitbake/lib/ply/lex.py
+++ b/poky/bitbake/lib/ply/lex.py
@@ -705,11 +705,7 @@
 
         # Sort the functions by line number
         for f in self.funcsym.values():
-            if sys.version_info[0] < 3:
-                f.sort(lambda x,y: cmp(func_code(x[1]).co_firstlineno,func_code(y[1]).co_firstlineno))
-            else:
-                # Python 3.0
-                f.sort(key=lambda x: func_code(x[1]).co_firstlineno)
+            f.sort(key=lambda x: func_code(x[1]).co_firstlineno)
 
         # Sort the strings by regular expression length
         for s in self.strsym.values():