compute_timer_precision() - Code Metrics - Inspection of "Add support for pygal 2.2 and test all the pygal v..." - ionelmc/pytest-benchmark - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 7b504c...b6f606 )

by Ionel Cristian

created 2016-05-26 23:01 UTC

compute_timer_precision() D

↳ Parent: Project

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Ratio	0 %

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Metric	Value
cc	8
c	0
b	0
f	0
dl	0
loc	23
rs	4.7619

from time import time as timeout_timer
try:
    from __pypy__.time import clock_gettime
    from __pypy__.time import CLOCK_MONOTONIC

    def monotonic():
        return clock_gettime(CLOCK_MONOTONIC)
except ImportError:
    from timeit import default_timer
else:
    default_timer = monotonic

from .compat import XRANGE


def compute_timer_precision(timer):
    precision = None
    points = 0
    timeout = timeout_timer() + 1.0
    previous = timer()
    while timeout_timer() < timeout or points < 5:
        for _ in XRANGE(10):
            t1 = timer()
            t2 = timer()
            dt = t2 - t1
            if 0 < dt:
                break
        else:
            dt = t2 - previous
            if dt <= 0.0:
                continue
        if precision is not None:
            precision = min(precision, dt)
        else:
            precision = dt
        points += 1
        previous = timer()
    return precision


1			from time import time as timeout_timer
2			try:
3			from __pypy__.time import clock_gettime
4			from __pypy__.time import CLOCK_MONOTONIC
5
6			def monotonic():
7			return clock_gettime(CLOCK_MONOTONIC)
8			except ImportError:
9			from timeit import default_timer
10			else:
11			default_timer = monotonic
12
13			from .compat import XRANGE
14
15
16			def compute_timer_precision(timer):
17			precision = None
18			points = 0
19			timeout = timeout_timer() + 1.0
20			previous = timer()
21			while timeout_timer() < timeout or points < 5:
22			for _ in XRANGE(10):
23			t1 = timer()
24			t2 = timer()
25			dt = t2 - t1
26			if 0 < dt:
27			break
28			else:
29			dt = t2 - previous
30			if dt <= 0.0:
31			continue
32			if precision is not None:
33			precision = min(precision, dt)
34			else:
35			precision = dt
36			points += 1
37			previous = timer()
38			return precision
39

ionelmc / pytest-benchmark

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compute_timer_precision() D

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