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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _find_all_simple(path):
 """ Find all files under 'path' """

    results = (
        os.path.join(base, file)
        for base, dirs, files in os.walk(path, followlinks=True)
        for file in files
    )
    return filter(os.path.isfile, results)