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# -*- coding: utf-8 -*-
# :Project: python-rapidjson -- Benchmarks specific pytest configuration
# :Author: Lele Gaifax <lele@metapensiero.it>
# :License: MIT License
# :Copyright: © 2016, 2017, 2018, 2020, 2024 Lele Gaifax
#
from collections import namedtuple
from functools import partial
from operator import attrgetter
Contender = namedtuple('Contender', 'name,dumps,loads')
# See https://github.com/ionelmc/pytest-benchmark/issues/48
def pytest_benchmark_group_stats(config, benchmarks, group_by):
result = {}
for bench in benchmarks:
engine, data_kind = bench['param'].split('-')
group = result.setdefault("%s: %s" % (data_kind, bench['group']), [])
group.append(bench)
return sorted(result.items())
# Remove parametrization data from JSON output to keep it to a reasonable size
# See https://github.com/ionelmc/pytest-benchmark/issues/96
def pytest_benchmark_update_json(config, benchmarks, output_json):
for benchmark in output_json['benchmarks']:
if 'data' in benchmark['params']:
benchmark['params'].pop('data')
if 'data' in benchmark['stats']:
benchmark['stats'].pop('data')
def pytest_addoption(parser):
parser.addoption('--compare-other-engines', action='store_true',
help='compare against other JSON engines')
contenders = []
import rapidjson as rj
contenders.append(Contender('rapidjson_f',
rj.dumps,
rj.loads))
contenders.append(Contender('rapidjson_c',
rj.Encoder(),
rj.Decoder()))
contenders.append(Contender('rapidjson_nn_f',
partial(rj.dumps, number_mode=rj.NM_NATIVE),
partial(rj.loads, number_mode=rj.NM_NATIVE)))
contenders.append(Contender('rapidjson_nn_c',
rj.Encoder(number_mode=rj.NM_NATIVE),
rj.Decoder(number_mode=rj.NM_NATIVE)))
class DecoderPython(rj.Decoder):
def end_array(self, a):
return a
def start_object(self):
return {}
def end_object(self, d):
return d
def string(self, s):
return s
class EncoderPython(rj.Encoder):
def default(self, obj):
return repr(obj)
contenders.append(Contender('rapidjson_p',
EncoderPython(),
DecoderPython()))
numbers_contenders = [
Contender('Wide numbers', rj.dumps, rj.loads),
Contender('Native numbers',
partial(rj.dumps, number_mode=rj.NM_NATIVE),
partial(rj.loads, number_mode=rj.NM_NATIVE)),
]
string_contenders = [
Contender('rapidjson utf8',
partial(rj.dumps, ensure_ascii=False),
rj.loads),
Contender('rapidjson ascii',
partial(rj.dumps, ensure_ascii=True),
rj.loads),
]
try:
import simplejson
except ImportError:
pass
else:
contenders.append(Contender('simplejson',
simplejson.dumps,
simplejson.loads))
string_contenders.extend([
Contender('simplejson utf8',
partial(simplejson.dumps, ensure_ascii=False),
simplejson.loads),
Contender('simplejson ascii',
partial(simplejson.dumps, ensure_ascii=True),
simplejson.loads),
])
try:
import json
except ImportError:
pass
else:
contenders.append(Contender('stdlib json',
json.dumps,
json.loads))
string_contenders.extend([
Contender('stdlib json utf8',
partial(json.dumps, ensure_ascii=False),
json.loads),
Contender('stdlib json ascii',
partial(json.dumps, ensure_ascii=True),
json.loads),
])
try:
import ujson
except ImportError:
pass
else:
contenders.append(Contender('ujson',
ujson.dumps,
ujson.loads))
string_contenders.extend([
Contender('ujson utf8',
partial(ujson.dumps, ensure_ascii=False),
ujson.loads),
Contender('ujson ascii',
partial(ujson.dumps, ensure_ascii=True),
ujson.loads),
])
try:
import simdjson
except ImportError:
pass
else:
contenders.append(Contender('simdjson',
simdjson.dumps,
simdjson.loads))
try:
import orjson
except ImportError:
pass
else:
contenders.append(Contender('orjson',
orjson.dumps,
orjson.loads))
def pytest_generate_tests(metafunc):
if 'contender' in metafunc.fixturenames:
if metafunc.config.option.compare_other_engines:
metafunc.parametrize('contender', contenders, ids=attrgetter('name'))
else:
metafunc.parametrize('contender', [c for c in contenders
if c.name.startswith('rapidjson')],
ids=attrgetter('name'))
if 'datetimes_loads_contender' in metafunc.fixturenames:
metafunc.parametrize('datetimes_loads_contender',
[rj.loads,
partial(rj.loads, datetime_mode=rj.DM_ISO8601)],
ids=['Ignore datetimes', 'Parse datetimes'])
if 'numbers_contender' in metafunc.fixturenames:
metafunc.parametrize('numbers_contender', numbers_contenders, ids=attrgetter('name'))
if 'string_contender' in metafunc.fixturenames:
if metafunc.config.option.compare_other_engines:
metafunc.parametrize('string_contender', string_contenders, ids=attrgetter('name'))
else:
metafunc.parametrize('string_contender',
[c for c in string_contenders if 'rapidjson' in c[0]],
ids=attrgetter('name'))