gistfile1.txt

class Category(models.Model):
    name = models.CharField(max_length=200, default='')
    slug = models.SlugField(max_length=100,default='',unique=True)
 
    def __unicode__(self):
        return self.name
 
 
class SubCategory(models.Model):
    category = models.ForeignKey(Category)
    name = models.CharField(max_length=200, default='')
    slug = models.SlugField(max_length=100,default='',unique=True)
 
 
class TutorInfo(models.Model):
    user = models.OneToOneField(User)
    name = models.CharField(max_length=255, default='')
    category = models.ManyToManyField(Category, related_name='categories')
    about = models.TextField(default='')
 
 
class Course(models.Model):
    user = models.ForeignKey(User)
    category = models.ForeignKey(Category)
    sub_category = models.ForeignKey(SubCategory)
    course_name = models.CharField(max_length=255, default='')