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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 min_query(self, query_type='list_nodes_min'):
        '''
        Query select instance information
        '''
        mapper = salt.cloud.Map(self._opts_defaults())
        mapper.opts['selected_query_option'] = 'list_nodes_min'
        return mapper.map_providers_parallel(query_type)