1. Directory，Regex search, Argparse

import argparseimport platformparser = argparse.ArgumentParser()parser.add_argument("-t", "--test", action="store_true", help="do local test with sphinx.")parser.add_argument("-s", "--skip", default = False, action="store_true", help="skip doxygen which is very slow")parser.add_argument("-c", "--clean", default = False, action="store_true", help="clean all temporary files")parser.add_argument("-w", "--wiki", default = False, action="store_true", help="test with confluence wiki format")args = parser.parse_args()def copytree(src, dst):    names = os.listdir(src)    for name in names:        srcname = os.path.join(src, name)        dstname = os.path.join(dst, name)        shutil.copy(srcname, dstname)                def rmdir(path):    if os.path.exists(path):        shutil.rmtree(path)def purge(dir, pattern = ".*\.rest"):    for f in os.listdir(dir):        if re.search(pattern, f):            os.remove(os.path.join(dir, f))                    current_path = os.path.abspath(os.path.dirname(__file__))print(current_path)if(args.clean):    print("Cleaning doxygen files...")    rmdir(os.path.join(current_path, "doxygen", "_doxygen"))    print("Cleaning output files...")    rmdir(os.path.join(current_path, "output", "images"))    rmdir(os.path.join(current_path, "output", "_build"))    purge(os.path.join(current_path, "output"), ".*\.rest")    exit(0)    if(not args.skip):    os.chdir(os.path.join(current_path, "doxygen"))    os.system("doxygen")os.chdir(current_path)if(args.test):    os.system("python doxygen2rst.py -u -i doxygen -o output")    copytree(os.path.join(current_path, "doxygen/images"), os.path.join(current_path, "output/images"));    os.chdir(os.path.join(current_path, "output"))    os.system("make html")    os.chdir(os.path.join(current_path, "output", "_build", "html"))    osver = platform.system()    if(osver == "Darwin"):        os.system("open MediaSessionAPI.html")    elif(osver == "Windows"):            os.system("start MediaSessionAPI.html")    else:        passelif(args.wiki):     os.system("python doxygen2rst.py -e wiki -u -i doxygen -o output")    os.chdir(os.path.join(current_path, "output"))    os.system("make wiki")else:    os.system("python doxygen2rst.py -g -u -i doxygen -o ../../../wme.wiki")