SF patch #852140: keyword.py - use __contains__ and bool

rhettinger · rhettinger · commit 70ef8692a193 · 2003-12-02T07:48:15.000Z
Use a set instead of dict with values equal to one.
diff --git a/Lib/keyword.py b/Lib/keyword.py
@@ -46,11 +46,7 @@
 #--end keywords--
         ]
 
-kwdict = {}
-for keyword in kwlist:
-    kwdict[keyword] = 1
-
-iskeyword = kwdict.has_key
+iskeyword = frozenset(kwlist).__contains__
 
 def main():
     import sys, re
