Ejemplo n.º 1
0
    for x in repslist:
        res.append(abs(x))
    return res

def listComp():
    return [abs(x) for x in repslist]

def mapCall():
    return list(map(abs, repslist))

def genExpr():
    return list(abs(x) for x in repslist)

def genFunc():
    def gen():
        for x in repslist:
            yield(abs(x))
    return list(gen())

print(sys.version)

for test in (forLoop, listComp, mapCall, genExpr, genFunc):
    (bestof, (total, result)) = timer.bestoftotal(5, 1000, test)
    print('%-9s : %.5f => [%s..%s] ' % (test.__name__, bestof, result[0], result[-1]))

for test in (forLoop, listComp, mapCall, genExpr, genFunc):
    (total, result) = timer2.bestoftotal(test, _reps1=5, _reps=1000)
    print('%-9s : %.5f => [%s..%s] ' % (test.__name__, total, result[0], result[-1]))


Ejemplo n.º 2
0
def mapCall():
    return list(map(abs, repslist))  # Use list here in 3.0 only!


# return map(abs, repslist)


def genExpr():
    return list(abs(x) for x in repslist)  # list required to force results


def genFunc():
    def gen():
        for x in repslist:
            yield abs(x)

    return list(gen())  # list required to force results


print(sys.version)
for test in (forLoop, listComp, mapCall, genExpr, genFunc):
    (total, result) = timer2.bestoftotal(test, _reps1=5, _reps=1000)
    # Or:
    #   (total, result) = timer2.bestoftotal(test)
    #   (total, result) = timer2.bestof(test, _reps=5)
    #   (total, result) = timer2.total(test, _reps=1000)
    #   (bestof, (total, result)) = timer2.bestof(timer2.total, test, _reps=5)

    print('%-9s: %.5f => [%s...%s]' %
          (test.__name__, total, result[0], result[-1]))
Ejemplo n.º 3
0
        start = timer()
        ret = func(*pargs, **kargs)
        elapsed = timer() - start
        if elapsed < best: best = elapsed
    return (best, ret)


def bestoftotal(func, *pargs, **kargs):
    _reps1 = kargs.pop('_reps1', 5)
    return min(total(func, *pargs, **kargs) for i in range(_reps1))


import sys, timer2
...
for test in (forLoop, listComp, mapCall, genExpr, genFunc):
    (total, result) = timer2.bestoftotal(test, _reps1=5, _reps=1000)

    # 또는:
    #   (total, result) = timer2.bestoftotal(test)
    #   (total, result) = timer2.bestof(test, _reps = 5)
    #   (total, result) = timer2.total(test, _reps = 1000)
    #   (bestof, (total, result)) = timer2.bestof(timer2.total, test, _reps = 5)

    print('%-9s: %.5f => [%s...%s]' %
          (test.__name__, total, result[0], result[-1]))

from timer2 import total, bestof, bestoftotal
total(pow, 2, 1000)[0]  # 2 ** 1000, 기본 1,000회 반복
# 0.0029562534118596773
total(pow, 2, 1000, _reps=1000)[0]  # 2 ** 1000, 1,000회 반복
# 0.0029733585316193967
# File timesqrt.py
import sys, timer2
reps = 10000
repslist = range(reps)              # Pull out range list time for 2.6

from math import sqrt               # Not math.sqrt: adds attr fetch time
def mathMod():
    for i in repslist:
        res = sqrt(i)
    return res

def powCall():
    for i in repslist:
        res = pow(i, .5)
    return res

def powExpr():
    for i in repslist:
        res = i ** .5
    return res

print(sys.version)
for test in (mathMod, powCall, powExpr):
    elapsed, result = timer2.bestoftotal(test, _reps1=3, _reps=1000)
    print ('%s: %.5f => %s' % (test.__name__, elapsed, result))
Ejemplo n.º 5
0
# File timesqrt.py
import sys, timer2
reps = 10000
repslist = range(reps)  # Pull out range list time for 2.6

from math import sqrt  # Not math.sqrt: adds attr fetch time


def mathMod():
    for i in repslist:
        res = sqrt(i)
    return res


def powCall():
    for i in repslist:
        res = pow(i, .5)
    return res


def powExpr():
    for i in repslist:
        res = i**.5
    return res


print(sys.version)
for test in (mathMod, powCall, powExpr):
    elapsed, result = timer2.bestoftotal(test, _reps1=3, _reps=1000)
    print('%s: %.5f => %s' % (test.__name__, elapsed, result))
Ejemplo n.º 6
0
        res.append(edi(x))
    return res


def listComp():
    return [edi(x) for x in repslist]


def mapCall():
    return list(map(edi, repslist))  # Use list() here in 3.X only!


    # return map(abs, repslist)
def genExpr():
    return list(edi(x) for x in repslist)  # list() required to force results


def genFunc():
    def gen():
        for x in repslist:
            yield edi(x)

    return list(gen())  # list() required to force results


print(sys.version)
for test in (forLoop, listComp, mapCall, genExpr, genFunc):
    (bestof, (total, result)) = timer.bestoftotal(5, 1000, test)
    print('%-9s: %.5f => [%s...%s]' %
          (test.__name__, bestof, result[0], result[-1]))
Ejemplo n.º 7
0
def run():
    print(sys.version)
    for test in (forLoop, listComp, mapCall, genExpr, genFunc):
        (total, result) = timer2.bestoftotal(test, _reps1=5, _reps=1000)
    #    (bestof,(total, result)) = timer.bestoftotal(5, 1000, test)
        print('%-9s:%.5f => [%s...%s]' % (test.__name__, total, result[0], result[-1]))