python遞歸遍歷目錄和子目錄下的所有文件，並將文件目錄存入列表

import os

def get_file(root_path,all_files=[]):
    '''
    遞歸函數，遍歷該文檔目錄和子目錄下的所有文件，獲取其path
    '''
    files = os.listdir(root_path)
    for file in files:
        if not os.path.isdir(root_path + '/' + file):   # not a dir
            all_files.append(root_path + '/' + file)
        else:  # is a dir
            get_file((root_path+'/'+file),all_files)
    return all_files

# example
path = './raw_data'
print(get_file(path))

運行結果（參考）：

[’./raw_data/drawings/urls_drawings.txt’, ‘./raw_data/hentai/urls_hentai.txt’, ‘./raw_data/neutral/urls_neutral.txt’, ‘./raw_data/porn/urls_porn.txt’, ‘./raw_data/sexy/urls_sexy.txt’]
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