diff options
author | Barry Warsaw <barry@python.org> | 2012-09-25 14:48:25 (GMT) |
---|---|---|
committer | Barry Warsaw <barry@python.org> | 2012-09-25 14:48:25 (GMT) |
commit | 296b21a479f300b7622dde6badabc312043177dd (patch) | |
tree | f5beee66dca1278d1e0d9543c4f5b8305de094e8 | |
parent | d09a05ebc51eb012b87eacdba99ff593d16ec37b (diff) | |
parent | 6cf50c5b1deb7d31debe345e2d18f8402d00d1f4 (diff) | |
download | cpython-296b21a479f300b7622dde6badabc312043177dd.zip cpython-296b21a479f300b7622dde6badabc312043177dd.tar.gz cpython-296b21a479f300b7622dde6badabc312043177dd.tar.bz2 |
merge
-rw-r--r-- | Modules/_decimal/tests/bench.py | 46 |
1 files changed, 28 insertions, 18 deletions
diff --git a/Modules/_decimal/tests/bench.py b/Modules/_decimal/tests/bench.py index 01f851c..23b80b4 100644 --- a/Modules/_decimal/tests/bench.py +++ b/Modules/_decimal/tests/bench.py @@ -10,7 +10,10 @@ import time from math import log, ceil -from test.support import import_fresh_module +try: + from test.support import import_fresh_module +except ImportError: + from test.test_support import import_fresh_module C = import_fresh_module('decimal', fresh=['_decimal']) P = import_fresh_module('decimal', blocked=['_decimal']) @@ -69,9 +72,13 @@ print("# ======================================================================\ for prec in [9, 19]: print("\nPrecision: %d decimal digits\n" % prec) - for func in [pi_float, pi_cdecimal, pi_decimal]: + to_benchmark = [pi_float, pi_decimal] + if C is not None: + to_benchmark.append(pi_cdecimal) + for func in to_benchmark: start = time.time() - C.getcontext().prec = prec + if C is not None: + C.getcontext().prec = prec P.getcontext().prec = prec for i in range(10000): x = func() @@ -84,25 +91,27 @@ print("\n# ===================================================================== print("# Factorial") print("# ======================================================================\n") -c = C.getcontext() -c.prec = C.MAX_PREC -c.Emax = C.MAX_EMAX -c.Emin = C.MIN_EMIN +if C is not None: + c = C.getcontext() + c.prec = C.MAX_PREC + c.Emax = C.MAX_EMAX + c.Emin = C.MIN_EMIN for n in [100000, 1000000]: print("n = %d\n" % n) - # C version of decimal - start_calc = time.time() - x = factorial(C.Decimal(n), 0) - end_calc = time.time() - start_conv = time.time() - sx = str(x) - end_conv = time.time() - print("cdecimal:") - print("calculation time: %fs" % (end_calc-start_calc)) - print("conversion time: %fs\n" % (end_conv-start_conv)) + if C is not None: + # C version of decimal + start_calc = time.time() + x = factorial(C.Decimal(n), 0) + end_calc = time.time() + start_conv = time.time() + sx = str(x) + end_conv = time.time() + print("cdecimal:") + print("calculation time: %fs" % (end_calc-start_calc)) + print("conversion time: %fs\n" % (end_conv-start_conv)) # Python integers start_calc = time.time() @@ -116,4 +125,5 @@ for n in [100000, 1000000]: print("calculation time: %fs" % (end_calc-start_calc)) print("conversion time: %fs\n\n" % (end_conv-start_conv)) - assert(sx == sy) + if C is not None: + assert(sx == sy) |