摘要:
Thanks for comments. I have tested the perform between these: ``` import timeit def using_is_none(variable): return variable is None def using_if_not_ 阅读全文
摘要:
1 如果字典里一个键指向一个实例,深拷贝会拷贝出一个新的实例吗? 不会: class foo: def __init__(self): print('do init foo') a = {'cls': foo()} a # do init foo {'cls': <__main__.foo at 0 阅读全文
摘要:
Create registered limit using cURL 1. Get token ref to https://docs.openstack.org/api-ref/identity/v3/index.html?expanded=create-registered-limits-det 阅读全文