admin.site.unregister(Product)
admin.site.register(Product, RecordProductAdmin)
+admin.site.register(Cart)
admin.site.register(Gallery)
admin.site.register(Grading)
performers = models.ManyToManyField(Artist, verbose_name=_('performers'), related_name='records_performers', blank=True, null=True)
record_status = models.IntegerField(_('record status'), choices=NOVELTY_CHOICES, default=NEW)
label = models.ForeignKey(Label, verbose_name=_('label'), related_name='records', blank=True, null=True, on_delete=models.SET_NULL)
+ reference_label = models.CharField(_('Label reference', max_length=128, blank=True)
release_year = models.IntegerField(_('release year'), blank=True, null=True, choices=YEAR_CHOICES)
release_decade = models.IntegerField(_('release decade'), blank=True, null=True, choices=DECADE_CHOICES)
date_text = models.CharField(_('date text'), max_length=8, blank=True)