摘要： 查看pid from multiprocessing import Process import time,os def task(): print('%s is running,parent id is <%s>' %(os.getpid(),os.getppid())) time.sleep(3 阅读全文

摘要： class Car: def __init__(self): print('---ok---') def __del__(self): print('----deconstrcut-------') c = Car() print('31') del c #主动触发__del__析构函数，删除实例，会执行__del__里面的代码 ... 阅读全文