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https://gitee.com/qpy-solutions/tracker-v2.git
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124 lines
2.9 KiB
Python
124 lines
2.9 KiB
Python
# Copyright (c) Quectel Wireless Solution, Co., Ltd.All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import _thread
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def numiter(num=99999):
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for i in range(num):
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yield i
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def option_lock(thread_lock):
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def function_lock(func):
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def wrapperd_fun(*args, **kwargs):
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with thread_lock:
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return func(*args, **kwargs)
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return wrapperd_fun
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return function_lock
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class BaseError(Exception):
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def __init__(self, value):
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self.value = value
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def __str__(self):
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return repr(self.value)
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class Singleton(object):
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_instance_lock = _thread.allocate_lock()
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def __init__(self, *args, **kwargs):
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pass
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def __new__(cls, *args, **kwargs):
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if not hasattr(cls, "instance_dict"):
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Singleton.instance_dict = {}
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if str(cls) not in Singleton.instance_dict.keys():
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with Singleton._instance_lock:
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_instance = super().__new__(cls)
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Singleton.instance_dict[str(cls)] = _instance
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return Singleton.instance_dict[str(cls)]
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class Observer(object):
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def update(self, observable, *args, **kwargs):
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pass
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class Observable(Singleton):
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def __init__(self):
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self.__observers = []
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def addObserver(self, observer):
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try:
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self.__observers.append(observer)
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return True
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except:
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return False
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def delObserver(self, observer):
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try:
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self.__observers.remove(observer)
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return True
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except:
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return False
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def notifyObservers(self, *args, **kwargs):
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for o in self.__observers:
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o.update(self, *args, **kwargs)
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class CloudObserver(object):
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def execute(self, observable, *args, **kwargs):
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pass
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class CloudObservable(Singleton):
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def __init__(self):
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self.__observers = []
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def addObserver(self, observer):
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self.__observers.append(observer)
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def delObserver(self, observer):
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self.__observers.remove(observer)
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def notifyObservers(self, *args, **kwargs):
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for o in self.__observers:
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o.execute(self, *args, **kwargs)
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def init(self, enforce=False):
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pass
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def close(self):
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pass
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def post_data(self, data):
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pass
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def ota_request(self, *args, **kwargs):
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pass
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def ota_action(self, action, module=None):
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pass
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