Fix compress() recipe in docs to use itertools.
diff --git a/Doc/library/itertools.rst b/Doc/library/itertools.rst
index 9a3626f..d8c3331 100644
--- a/Doc/library/itertools.rst
+++ b/Doc/library/itertools.rst
@@ -698,9 +698,9 @@
def compress(data, selectors):
"compress('abcdef', [1,0,1,0,1,1]) --> a c e f"
- for d, s in izip(data, selectors):
- if s:
- yield d
+ decorated = izip(data, selectors)
+ filtered = ifilter(operator.itemgetter(1), decorated)
+ return imap(operator.itemgetter(0), filtered)
def combinations_with_replacement(iterable, r):
"combinations_with_replacement('ABC', 3) --> AA AB AC BB BC CC"