def run()

in utils/build-dists.py [0:0]

• 14 lines of code
• 4 McCabe index (conditional complexity)

def run(*argv, expect_exit_code=0):
    if tmp_dir is None:
        os.chdir(base_dir)
    else:
        os.chdir(tmp_dir)

    cmd = shlex.join(argv)
    print("$ " + cmd)
    exit_code = os.system(cmd)
    if exit_code != expect_exit_code:
        print(
            "Command exited incorrectly: should have been %d was %d"
            % (expect_exit_code, exit_code)
        )
        exit(exit_code or 1)