Author: Brian Kearns <[email protected]>
Branch:
Changeset: r61012:059a8feb392c
Date: 2013-02-09 16:53 -0500
http://bitbucket.org/pypy/pypy/changeset/059a8feb392c/
Log: more updates to lib_pypy/_collections.py from raymondh
diff --git a/lib_pypy/_collections.py b/lib_pypy/_collections.py
--- a/lib_pypy/_collections.py
+++ b/lib_pypy/_collections.py
@@ -157,9 +157,9 @@
def rotate(self, n=1):
length = len(self)
- if length == 0:
+ if length <= 1:
return
- halflen = (length+1) >> 1
+ halflen = length >> 1
if n > halflen or n < -halflen:
n %= length
if n > halflen:
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