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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def match_process(pid, name, cmdline, exe, cfg):
 """ Decides whether a process matches with a given process descriptor :param pid: process pid :param exe: process executable :param name: process name :param cmdline: process cmdline :param cfg: the dictionary from processes that describes with the process group we're testing for :return: True if it matches :rtype: bool """

    if cfg['selfmon'] and pid == os.getpid():
        return True
    for exe_re in cfg['exe']:
        if exe_re.search(exe):
            return True
    for name_re in cfg['name']:
        if name_re.search(name):
            return True
    for cmdline_re in cfg['cmdline']:
        if cmdline_re.search(' '.join(cmdline)):
            return True
    return False