I retrieved all the books in
import os def walk(dirname): for name in os.listdir(dirname): path = os.path.join(dirname, name) if os.path.isfile(path) and path.endswith('pdf'): books.append(path) if os.path.isdir(path): walk(path) def main(): dir = '~/Documents/MyLibrary/' global books books =  walk(dir) print(books) if __name__ == __main__: main()
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