How to use pytest_benchmark_scale_unit method in pytest-benchmark

Best Python code snippet using pytest-benchmark

hookspec.py

Source:hookspec.py

1def pytest_benchmark_scale_unit(config, unit, benchmarks, best, worst, sort):2    """3    To have custom time scaling do something like this:4    .. sourcecode:: python5        def pytest_benchmark_scale_unit(config, unit, benchmarks, best, worst, sort):6            if unit == 'seconds':7                prefix = ''8                scale = 1.09            elif unit == 'operations':10                prefix = 'K'11                scale = 0.00112            else:13                raise RuntimeError("Unexpected measurement unit %r" % unit)14            return prefix, scale15    """16    pass17def pytest_benchmark_generate_machine_info(config):18    """19    To completely replace the generated machine_info do something like this:...

pytest_util.py

Source:pytest_util.py

...48        UNIT_PREFIX = "n"49    else:50        raise ValueError("Invalid unit: %s" % (PYTEST_BENCH_FORCE_UNIT))51if PYTEST_BENCH_FORCE_UNIT:52    def pytest_benchmark_scale_unit(config, unit, benchmarks, best, worst, sort):53        """54        Custom scale function to ensure we use consistent units for all the micro benchmarks.55        We convert timing data to milliseconds and "throughput" / operations data to 1000s56        of operations per second.57        """58        if unit == "seconds":59            prefix = UNIT_PREFIX60            scale = UNIT_SCALE61        elif unit == "operations":62            prefix = "K"63            scale = 0.00164        else:65            raise RuntimeError("Unexpected measurement unit %r" % unit)66        return prefix, scale67else:68    def pytest_benchmark_scale_unit(config, unit, benchmarks, best, worst, sort):69        pass70@pytest.mark.hookwrapper71def pytest_benchmark_generate_json(72    config, benchmarks, include_data, machine_info, commit_info73):74    """75    Hook which makes sure we include custom metrics such as compression_ratio in the output JSON.76    In addition to that, it also adds "submit_result_to_codespeed" to the "options" dict if the77    original function is decorated with "submit_result_to_codespeed" decorator.78    """79    for benchmark in benchmarks:80        submit_result_to_codespeed = getattr(81            benchmark.fixture, "submit_result_to_codespeed", False82        )...

conftest.py

Source:conftest.py

1# Copyright 2014-2020 Scalyr Inc.2#3# Licensed under the Apache License, Version 2.0 (the "License");4# you may not use this file except in compliance with the License.5# You may obtain a copy of the License at6#7#   http://www.apache.org/licenses/LICENSE-2.08#9# Unless required by applicable law or agreed to in writing, software10# distributed under the License is distributed on an "AS IS" BASIS,11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.12# See the License for the specific language governing permissions and13# limitations under the License.14from __future__ import absolute_import15from scalyr_agent.pytest_util import pytest_benchmark_scale_unit  # NOQA16from scalyr_agent.pytest_util import pytest_benchmark_generate_json  # NOQA...

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