1 # Copyright (C) 2021 Wind River Systems, Inc.
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3 # Licensed under the Apache License, Version 2.0 (the "License");
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4 # you may not use this file except in compliance with the License.
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5 # You may obtain a copy of the License at
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7 # http://www.apache.org/licenses/LICENSE-2.0
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9 # Unless required by applicable law or agreed to in writing, software
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10 # distributed under the License is distributed on an "AS IS" BASIS,
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11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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12 # See the License for the specific language governing permissions and
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13 # limitations under the License.
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15 from datetime import datetime
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16 from typing import List
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17 from sqlalchemy.inspection import inspect
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18 from sqlalchemy.exc import NoInspectionAvailable
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19 # from sqlalchemy.orm.exc import DetachedInstanceError
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20 from .events import Event
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27 def __init__(self) -> None:
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29 self.updatetime = datetime.now()
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30 self.createtime = datetime.now()
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31 self.events = [] # type: List[Event]
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34 # def append_event(self, event: Event):
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35 # self.events = self.events.append(event)
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38 class Serializer(object):
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40 def serialize(self):
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42 # d = {c: getattr(self, c) for c in inspect(self).attrs.keys()}
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43 # if 'createtime' in d:
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44 # d['createtime'] = d['createtime'].isoformat()
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45 # if 'updatetime' in d:
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46 # d['updatetime'] = d['updatetime'].isoformat()
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48 return {c: getattr(self, c) for c in inspect(self).attrs.keys()}
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49 except NoInspectionAvailable:
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50 return self.__dict__
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53 def serialize_list(li):
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54 return [m.serialize() for m in li]
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