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msg = "crypto libraries should come with benchmarks"
try:
import pyutil.benchutil
rep_bench = pyutil.benchutil.rep_bench
print_bench_footer = pyutil.benchutil.print_bench_footer
except ImportError:
def this_rep_bench(func, N, UNITS_PER_SECOND, MAXTIME, MAXREPS, initfunc=None):
import time
if initfunc is not None:
initfunc(N)
mean = 0
MAXREPS = 100
timeout = time.time() + MAXTIME
for i in range(MAXREPS):
start = time.time()
func(N)
stop = time.time()
mean += (stop - start)
if stop >= timeout:
break
num = i+1
mean *= UNITS_PER_SECOND
mean /= num
res = {
'mean': mean/num,
'num': num
}
print "mean: %(mean)#8.03e (of %(num)6d)" % res
def this_print_bench_footer(UNITS_PER_SECOND=1):
from decimal import Decimal
print "time units per second: %s; seconds per time unit: %s" % (UNITS_PER_SECOND, Decimal(1)/UNITS_PER_SECOND)
rep_bench = this_rep_bench
print_bench_footer = this_print_bench_footer
import random as insecurerandom
def insecurerandstr(n):
return ''.join(map(chr, map(insecurerandom.randrange, [0]*n, [256]*n)))
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