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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 setsebools(pairs, persist=False):
    '''
    Set the value of multiple booleans

    CLI Example:

    .. code-block:: bash

        salt '*' selinux.setsebools '{virt_use_usb: on, squid_use_tproxy: off}'
    '''
    if not isinstance(pairs, dict):
        return {}
    if persist:
        cmd = 'setsebool -P '
    else:
        cmd = 'setsebool '
    for boolean, value in six.iteritems(pairs):
        cmd = '{0} {1}={2}'.format(cmd, boolean, value)
    return not __salt__['cmd.retcode'](cmd, python_shell=False)