https://github.com/python/cpython/commit/c48b8f8db8625fe543691e3306f4226435f77ec8
commit: c48b8f8db8625fe543691e3306f4226435f77ec8
branch: main
author: Gregory P. Smith <g...@krypto.org>
committer: gpshead <g...@krypto.org>
date: 2024-01-20T12:09:50-08:00
summary:
Remove the non-test Lib/test/time_hashlib.py. (#114354)
I believe I added this while chasing some performance of hash functions
when I first created hashlib. It hasn't been used since, is frankly
trivial, and not a test.
files:
D Lib/test/time_hashlib.py
diff --git a/Lib/test/time_hashlib.py b/Lib/test/time_hashlib.py
deleted file mode 100644
index 55ebac62912fe1..00000000000000
--- a/Lib/test/time_hashlib.py
+++ /dev/null
@@ -1,88 +0,0 @@
-# It's intended that this script be run by hand. It runs speed tests on
-# hashlib functions; it does not test for correctness.
-
-import sys
-import time
-import hashlib
-
-
-def creatorFunc():
- raise RuntimeError("eek, creatorFunc not overridden")
-
-def test_scaled_msg(scale, name):
- iterations = 106201//scale * 20
- longStr = b'Z'*scale
-
- localCF = creatorFunc
- start = time.perf_counter()
- for f in range(iterations):
- x = localCF(longStr).digest()
- end = time.perf_counter()
-
- print(('%2.2f' % (end-start)), "seconds", iterations, "x", len(longStr),
"bytes", name)
-
-def test_create():
- start = time.perf_counter()
- for f in range(20000):
- d = creatorFunc()
- end = time.perf_counter()
-
- print(('%2.2f' % (end-start)), "seconds", '[20000 creations]')
-
-def test_zero():
- start = time.perf_counter()
- for f in range(20000):
- x = creatorFunc().digest()
- end = time.perf_counter()
-
- print(('%2.2f' % (end-start)), "seconds", '[20000 "" digests]')
-
-
-
-hName = sys.argv[1]
-
-#
-# setup our creatorFunc to test the requested hash
-#
-if hName in ('_md5', '_sha'):
- exec('import '+hName)
- exec('creatorFunc = '+hName+'.new')
- print("testing speed of old", hName, "legacy interface")
-elif hName == '_hashlib' and len(sys.argv) > 3:
- import _hashlib
- exec('creatorFunc = _hashlib.%s' % sys.argv[2])
- print("testing speed of _hashlib.%s" % sys.argv[2], getattr(_hashlib,
sys.argv[2]))
-elif hName == '_hashlib' and len(sys.argv) == 3:
- import _hashlib
- exec('creatorFunc = lambda x=_hashlib.new : x(%r)' % sys.argv[2])
- print("testing speed of _hashlib.new(%r)" % sys.argv[2])
-elif hasattr(hashlib, hName) and hasattr(getattr(hashlib, hName), '__call__'):
- creatorFunc = getattr(hashlib, hName)
- print("testing speed of hashlib."+hName, getattr(hashlib, hName))
-else:
- exec("creatorFunc = lambda x=hashlib.new : x(%r)" % hName)
- print("testing speed of hashlib.new(%r)" % hName)
-
-try:
- test_create()
-except ValueError:
- print()
- print("pass argument(s) naming the hash to run a speed test on:")
- print(" '_md5' and '_sha' test the legacy builtin md5 and sha")
- print(" '_hashlib' 'openssl_hName' 'fast' tests the builtin _hashlib")
- print(" '_hashlib' 'hName' tests builtin _hashlib.new(shaFOO)")
- print(" 'hName' tests the hashlib.hName() implementation if it exists")
- print(" otherwise it uses hashlib.new(hName).")
- print()
- raise
-
-test_zero()
-test_scaled_msg(scale=106201, name='[huge data]')
-test_scaled_msg(scale=10620, name='[large data]')
-test_scaled_msg(scale=1062, name='[medium data]')
-test_scaled_msg(scale=424, name='[4*small data]')
-test_scaled_msg(scale=336, name='[3*small data]')
-test_scaled_msg(scale=212, name='[2*small data]')
-test_scaled_msg(scale=106, name='[small data]')
-test_scaled_msg(scale=creatorFunc().digest_size, name='[digest_size data]')
-test_scaled_msg(scale=10, name='[tiny data]')
_______________________________________________
Python-checkins mailing list -- python-checkins@python.org
To unsubscribe send an email to python-checkins-le...@python.org
https://mail.python.org/mailman3/lists/python-checkins.python.org/
Member address: arch...@mail-archive.com
