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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 get(key, host=DEFAULT_HOST, port=DEFAULT_PORT):
    '''
    Retrieve value for a key

    CLI Example:

    .. code-block:: bash

        salt '*' memcached.get <key>
    '''
    conn = _connect(host, port)
    _check_stats(conn)
    return conn.get(key)