遞歸搜索一個目錄下所有文件的python程序

import os,shutil

def getdirfiles(maindir,dstdir,filepaths):
    filenames=os.listdir(maindir)
    for filename in filenames:
        filepath=os.path.join(maindir,filename)
        if os.path.isdir(filepath):
            getdirfiles(filepath,dstdir,filepaths)
        elif os.path.isfile(filepath):
            filepaths.append(filepath)


if __name__ == '__main__':
    maindir=r'Project'
    dstdir = r'temp'
    filepaths=[]
    getdirfiles(maindir, dstdir,filepaths)
    print(filepaths)