diff --git a/bitbake/lib/bb/pysh/pyshlex.py b/bitbake/lib/bb/pysh/pyshlex.py
index fbf094b7a9..a42c294464 100644
--- a/bitbake/lib/bb/pysh/pyshlex.py
+++ b/bitbake/lib/bb/pysh/pyshlex.py
@@ -13,11 +13,6 @@
 # PLY in pull mode. It was designed to work incrementally and it would not be
 # that hard to enable pull mode.
 import re
-try:
-    s = set()
-    del s
-except NameError:
-    from Set import Set as set
 
 from ply import lex
 from bb.pysh.sherrors import *