From 9a3f05e60f7c620404ddb63dc1ef48b4a11ad78f Mon Sep 17 00:00:00 2001 From: Stefan Krah Date: Sun, 30 Sep 2012 09:24:41 +0200 Subject: Make it clear that the pi function is modified for benchmarking purposes. --- Modules/_decimal/tests/bench.py | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/Modules/_decimal/tests/bench.py b/Modules/_decimal/tests/bench.py index 7ab6b44..7e4a210 100644 --- a/Modules/_decimal/tests/bench.py +++ b/Modules/_decimal/tests/bench.py @@ -18,8 +18,13 @@ except ImportError: C = import_fresh_module('decimal', fresh=['_decimal']) P = import_fresh_module('decimal', blocked=['_decimal']) - -# Pi function from the decimal.py documentation +# +# NOTE: This is the pi function from the decimal documentation, modified +# for benchmarking purposes. Since floats do not have a context, the higher +# intermediate precision from the original is NOT used, so the modified +# algorithm only gives an approximation to the correctly rounded result. +# For serious use, refer to the documentation or the appropriate literature. +# def pi_float(): """native float""" lasts, t, s, n, na, d, da = 0, 3.0, 3, 1, 0, 0, 24 -- cgit v0.12