"""

4. Many-to-one relationships

To define a many-to-one relationship, use ``ForeignKey()``.

"""

from django.db import models

class Reporter(models.Model):

    first_name = models.CharField(max_length=30)

    last_name = models.CharField(max_length=30)

    email = models.EmailField()

    def __unicode__(self):

        return u"%s %s" % (self.first_name, self.last_name)

class Article(models.Model):

    headline = models.CharField(max_length=100)

    pub_date = models.DateField()

    reporter = models.ForeignKey(Reporter)

    def __unicode__(self):

        return self.headline

    class Meta:

        ordering = ('headline',)