787204c92d
The command executed was `black src configs tests util`. Change-Id: I8dfaa6ab04658fea37618127d6ac19270028d771 Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/47024 Maintainer: Bobby Bruce <bbruce@ucdavis.edu> Reviewed-by: Jason Lowe-Power <power.jg@gmail.com> Reviewed-by: Giacomo Travaglini <giacomo.travaglini@arm.com> Tested-by: kokoro <noreply+kokoro@google.com>
100 lines
3.3 KiB
Python
100 lines
3.3 KiB
Python
# Copyright (c) 2021 The Regents of The University of California
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met: redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer;
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# redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution;
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# neither the name of the copyright holders nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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from json.decoder import JSONDecodeError
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from .simstat import SimStat
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from .statistic import Scalar, Distribution, Accumulator, Statistic
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from .group import Group, Vector
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import json
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from typing import IO, Union
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class JsonLoader(json.JSONDecoder):
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"""
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Subclass of JSONDecoder that overrides 'object_hook'. Converts JSON object
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into a SimStat object.
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Usage
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-----
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```
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from m5.ext.pystats.jsonloader import JsonLoader
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with open(path) as f:
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simstat_object = json.load(f, cls=JsonLoader)
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```
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"""
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def __init__(self):
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super().__init__(self, object_hook=self.__json_to_simstat)
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def __json_to_simstat(self, d: dict) -> Union[SimStat, Statistic, Group]:
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if "type" in d:
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if d["type"] == "Scalar":
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d.pop("type", None)
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return Scalar(**d)
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elif d["type"] == "Distribution":
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d.pop("type", None)
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return Distribution(**d)
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elif d["type"] == "Accumulator":
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d.pop("type", None)
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return Accumulator(**d)
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elif d["type"] == "Group":
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return Group(**d)
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elif d["type"] == "Vector":
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d.pop("type", None)
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d.pop("time_conversion", None)
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return Vector(d)
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else:
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raise ValueError(
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f"SimStat object has invalid type {d['type']}"
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)
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else:
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return SimStat(**d)
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def load(json_file: IO) -> SimStat:
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"""
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Wrapper function that provides a cleaner interface for using the
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JsonLoader class.
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Usage
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-----
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```
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import m5.ext.pystats as pystats
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with open(path) as f:
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pystats.jsonloader.load(f)
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```
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"""
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simstat_object = json.load(json_file, cls=JsonLoader)
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return simstat_object
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