<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def make_diffuse_comp_info_dict(self, galkey):
 """ Make a dictionary maping from merged component to information about that component Parameters galkey : str A short key identifying the galprop parameters """

        galprop_rings = self.read_galprop_rings_yaml(galkey)
        ring_limits = galprop_rings.get('ring_limits')
        comp_dict = galprop_rings.get('diffuse_comp_dict')
        remove_rings = galprop_rings.get('remove_rings', [])
        diffuse_comp_info_dict = {}
        nring = len(ring_limits) - 1
        for source_key in sorted(comp_dict.keys()):
            for iring in range(nring):
                source_name = "%s_%i" % (source_key, iring)
                if source_name in remove_rings:
                    continue
                full_key = "%s_%s" % (source_name, galkey)
                diffuse_comp_info_dict[full_key] =\
                    self.make_diffuse_comp_info(source_name, galkey)
        self._diffuse_comp_info_dicts[galkey] = diffuse_comp_info_dict
        return diffuse_comp_info_dict