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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 cmd(name,
        tgt,
        func,
        arg=(),
        tgt_type='glob',
        ret='',
        kwarg=None,
        **kwargs):
    '''
    Execute a remote execution command

    USAGE:

    .. code-block:: yaml

        run_remote_ex:
          local.cmd:
            - tgt: '*'
            - func: test.ping

        run_remote_ex:
          local.cmd:
            - tgt: '*'
            - func: test.sleep
            - arg:
              - 30

        run_remote_ex:
          local.cmd:
            - tgt: '*'
            - func: test.sleep
            - kwarg:
              length: 30
    '''
    ret = {'name': name,
           'changes': {},
           'comment': '',
           'result': True}
    local = salt.client.get_local_client(mopts=__opts__)
    jid = local.cmd_async(tgt,
                          func,
                          arg,
                          tgt_type=tgt_type,
                          ret=ret,
                          kwarg=kwarg,
                          **kwargs)
    ret['changes']['jid'] = jid
    return ret