Unnamed

class Book(models.Model):	foreword = models.ManyToManyField('Author',blank=True,related_name='foreword_authors_set')	imprintnumber = models.IntegerField()	firstpubyear = models.IntegerField()	thisimprintyear = models.IntegerField()	flesfirstpubyear = models.IntegerField()	coverpic = models.FileField(upload_to='covers',null=True,blank=True)	author = models.ManyToManyField(Author)	binding = models.ForeignKey(Binding,null=True,blank=True)	description = models.TextField()	genres = models.ManyToManyField('Genre',related_name='thisgenrebook_set')	maingenre = models.ForeignKey('Genre',related_name='thismaingenrebook_set')	isbn = models.CharField(max_length=13,null=True)	language = models.ForeignKey('Language')	pagecount = models.IntegerField(null=True,blank=True)	price = models.DecimalField(decimal_places=2,max_digits=5,null=True,blank=True)	series = models.ForeignKey('Series',null=True,blank=True)	title = models.CharField(max_length=200)	shorttitle = models.CharField(max_length=20)	def __str__(self):		return self.title	class Admin:		pass