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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 port_get_tag(port):
    '''
    Lists tags of the port.

    Args:
        port: A string - port name.

    Returns:
        List of tags (or empty list), False on failure.

    .. versionadded:: 2016.3.0

    CLI Example:
    .. code-block:: bash

        salt '*' openvswitch.port_get_tag tap0
    '''
    cmd = 'ovs-vsctl get port {0} tag'.format(port)
    result = __salt__['cmd.run_all'](cmd)
    retcode = result['retcode']
    stdout = result['stdout']
    return _stdout_list_split(retcode, stdout)