From b76207138ac0ac132e5675f209956e9852e7c6b1 Mon Sep 17 00:00:00 2001 From: Mark Dickinson Date: Fri, 25 Jun 2010 20:23:41 +0000 Subject: Merged revisions 82223 via svnmerge from svn+ssh://pythondev@svn.python.org/python/branches/py3k ................ r82223 | mark.dickinson | 2010-06-25 21:22:24 +0100 (Fri, 25 Jun 2010) | 9 lines Merged revisions 82221 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r82221 | mark.dickinson | 2010-06-25 21:19:48 +0100 (Fri, 25 Jun 2010) | 1 line Fix indentation of Python code example in C comment. ........ ................ --- Modules/mathmodule.c | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-) diff --git a/Modules/mathmodule.c b/Modules/mathmodule.c index 50dd43e..05bad5d 100644 --- a/Modules/mathmodule.c +++ b/Modules/mathmodule.c @@ -490,17 +490,17 @@ _fsum_realloc(double **p_ptr, Py_ssize_t n, def msum(iterable): partials = [] # sorted, non-overlapping partial sums for x in iterable: - i = 0 - for y in partials: - if abs(x) < abs(y): - x, y = y, x - hi = x + y - lo = y - (hi - x) - if lo: - partials[i] = lo - i += 1 - x = hi - partials[i:] = [x] + i = 0 + for y in partials: + if abs(x) < abs(y): + x, y = y, x + hi = x + y + lo = y - (hi - x) + if lo: + partials[i] = lo + i += 1 + x = hi + partials[i:] = [x] return sum_exact(partials) Rounded x+y stored in hi with the roundoff stored in lo. Together hi+lo -- cgit v0.12