def names(self):
        """Return all target names that are valid with this kernel.

        >>> pprint(planets.names())
        {0: ['SOLAR_SYSTEM_BARYCENTER', 'SSB', 'SOLAR SYSTEM BARYCENTER'],
         1: ['MERCURY_BARYCENTER', 'MERCURY BARYCENTER'],
         2: ['VENUS_BARYCENTER', 'VENUS BARYCENTER'],
         3: ['EARTH_BARYCENTER',
             'EMB',
         ...

        The result is a dictionary with target code keys and name lists
        as values.  The last name in each list is the one that Skyfield
        uses when printing information about a body.

        """
        d = defaultdict(list)
        for code, name in target_name_pairs:
            if code in self.codes:
                d[code].append(name)
        return dict(d)
def names ( self ) : d = defaultdict ( list ) for code , name in target_name_pairs : if code in self . codes : d [ code ] . append ( name ) return dict ( d )
Return all target names that are valid with this kernel.

        >>> pprint(planets.names())
        {0: ['SOLAR_SYSTEM_BARYCENTER', 'SSB', 'SOLAR SYSTEM BARYCENTER'],
         1: ['MERCURY_BARYCENTER', 'MERCURY BARYCENTER'],
         2: ['VENUS_BARYCENTER', 'VENUS BARYCENTER'],
         3: ['EARTH_BARYCENTER',
             'EMB',
         ...

        The result is a dictionary with target code keys and name lists
        as values.  The last name in each list is the one that Skyfield
        uses when printing information about a body.