class PerfumeBrand(models.Model):
    class Meta:
        verbose_name = "Marque de parfum"
        verbose_name_plural = "Marques de parfum"

    name = models.CharField(max_length=32)

    def __str__(self):
        return self.person.first_name + ' ' +  self.person.last_name.upper() + ': ' + self.name


class Person(models.Model):
    class Meta:
        verbose_name = "Personne"
        verbose_name_plural = "Personnes"

    first_name = models.CharField(max_length=32, )
    last_name = models.CharField(max_length=32)
    email = models.EmailField(unique=True)
    # Here is the ManyToMany relation
    perfume_brands = models.ManyToManyField(PerfumeBrand)