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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 map_run(self, path=None, **kwargs):
        '''
        To execute a map
        '''
        kwarg = {}
        if path:
            kwarg['map'] = path
        kwarg.update(kwargs)
        mapper = salt.cloud.Map(self._opts_defaults(**kwarg))
        dmap = mapper.map_data()
        return salt.utils.data.simple_types_filter(
            mapper.run_map(dmap)
        )