当使用Python的unittest模块作为testrunner时，如何在测试之前运行初始化代码？

Question

在运行库提供的测试之前，库的用户如何运行自己的初始化代码（例如设置记录器的调试级别）？Python的unittest模块用作测试运行程序。在

Answer 1

类似问题的答案在这里更有帮助：

How to a run a specific code before & after each unit test in python

我使用了python setUpClass方法 https://docs.python.org/2/library/unittest.html#unittest.TestCase.setUpClass

setUpClass()
A class method called before tests in an individual class are run. setUpClass is called with the class as the only argument and must be decorated as a classmethod():

@classmethod
def setUpClass(cls):
    ...

我这样做我的测试：

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