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# -*- coding: utf-8 -*-
"""This is not part of the test suite.
"""
from hashlib import md5, sha1, sha256
from time import time
num = 1000000
print("running {} key generation comparison".format(num))
# md5
pt = time()
for i in range(num):
key = b"myval-%d" % i
int(md5(b"%s" % key).hexdigest(), 16)
print("md5 took {} s".format(time() - pt))
# sha1
pt = time()
for i in range(num):
key = b"myval-%d" % i
int(sha1(b"%s" % key).hexdigest(), 16)
print("sha1 took {} s".format(time() - pt))
# sha256
pt = time()
for i in range(num):
key = b"myval-%d" % i
int(sha256(b"%s" % key).hexdigest(), 16)
print("sha256 took {} s".format(time() - pt))
# CityHash
try:
from cityhash import CityHash32, CityHash64, CityHash128
except ImportError:
print("CityHash not installed, pip install cityhash")
else:
# cityhash32
pt = time()
for i in range(num):
key = b"myval-%d" % i
CityHash32(b"%s" % key)
print("CityHash32 took {} s".format(time() - pt))
# cityhash64
pt = time()
for i in range(num):
key = b"myval-%d" % i
CityHash64(b"%s" % key)
print("CityHash64 took {} s".format(time() - pt))
# cityhash128
pt = time()
for i in range(num):
key = b"myval-%d" % i
CityHash128(b"%s" % key)
print("CityHash128 took {} s".format(time() - pt))
# murmurhash v3
try:
import mmh3
except ImportError:
print("MurmurHash v3 not installed, pip install murmurhash3")
else:
pt = time()
for i in range(num):
key = b"myval-%d" % i
mmh3.hash(b"%s" % key)
print("MurmurHash v3 took {} s".format(time() - pt))
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