models.py
f39a1f0d7d2evalidity_dates

models.py
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			from django.db import models
			from django.contrib.auth.models import User

			from datetime import date
			from django.utils.translation import gettext as _

			# test model with essential tables


			class Country(models.Model):
			name = models.CharField(max_length = 120, null=False, default='unknown')

			def __str__(self):
			return f"{self.name}"

			class Language(models.Model):
			name = models.CharField(max_length = 120, null=False)

			def __str__(self):
			return f"{self.name}"


			class Journal(models.Model):
			title = models.CharField(max_length=60, null=False)
			website = models.URLField(max_length=120)
			languages = models.ManyToManyField(Language)
			country = models.ForeignKey("Country", on_delete=models.CASCADE)
			oa_status = models.PositiveSmallIntegerField(null=False) #??????
			starting_year = models.DateField(_("Date"), default=date.today) # add today for testing purpose
			doaj_status = models.CharField(max_length=60)
			qoam_status = models.CharField(max_length=60)
			lockss_portico = models.CharField(max_length=120)

			def __str__(self):
			return f"{self.title} from {self.website}"


			class Conditions(models.Model):
			journals = models.ManyToManyField(Journal)