regrtest.py 文件源码

def _make_temp_dir_for_build(TEMPDIR):
    # When tests are run from the Python build directory, it is best practice
    # to keep the test files in a subfolder.  It eases the cleanup of leftover
    # files using command "make distclean".
    if sysconfig.is_python_build():
        TEMPDIR = os.path.join(sysconfig.get_config_var('srcdir'), 'build')
        TEMPDIR = os.path.abspath(TEMPDIR)
        try:
            os.mkdir(TEMPDIR)
        except FileExistsError:
            pass

    # Define a writable temp dir that will be used as cwd while running
    # the tests. The name of the dir includes the pid to allow parallel
    # testing (see the -j option).
    TESTCWD = 'test_python_{}'.format(os.getpid())

    TESTCWD = os.path.join(TEMPDIR, TESTCWD)
    return TEMPDIR, TESTCWD