将特定目录下的文件copy到另外目录下

path_file ='F:/zmz/self_dataset/self_image/'
topath = 'F:/zmz_experiment_data/dataset/train_large/'
for dname in os.listdir(path_file):
    dpath = os.path.join(path_file,dname) + '/'
    for fname in os.listdir(dpath):
        fpath = os.path.join(dpath,fname) + '/'
        for img in os.listdir(fpath):
            img_path = os.path.join(fpath,img)
            print(img_path)
            copy(img_path,topath)