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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 mkdir_p(path):
 """mkdir -p path"""

    if PY3:
        return os.makedirs(path, exist_ok=True)
    try:
        os.makedirs(path)
    except OSError as exc:
        if exc.errno == errno.EEXIST and os.path.isdir(path):
            pass
        else:
            raise