47 lines
1.3 KiB
Python
47 lines
1.3 KiB
Python
#!/usr/bin/python3
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# -*- coding: utf-8 -*-
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# Copyright (c) 2019 Huawei Technologies Co., Ltd.
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# A-Tune is licensed under the Mulan PSL v1.
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# You can use this software according to the terms and conditions of the Mulan PSL v1.
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# You may obtain a copy of Mulan PSL v1 at:
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# http://license.coscl.org.cn/MulanPSL
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# THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR
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# PURPOSE.
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# See the Mulan PSL v1 for more details.
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# Create: 2019-10-29
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"""
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Used to create tasks for optimizer.
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"""
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class TasksCache(object):
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tasks = {}
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#以下类方法，用于单例模式
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__instance = None
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def __new__(cls, *args, **kwargs):
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if cls.__instance is None:
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cls.__instance = super(TasksCache, cls).__new__(cls, *args, **kwargs)
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return cls.__instance
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@classmethod
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def getInstance(cls):
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if(cls.__instance is None):
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cls.__instance = TasksCache()
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return cls.__instance
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def get(self, key, default=None):
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return self.tasks.get(key) if key in self.tasks.keys() else None
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def set(self, key, value):
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self.tasks[key] = value
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def delete(self, key):
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del self.tasks[key]
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def get_all(self):
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return self.tasks
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