      auto_field = models.AutoField(primary_key=True)
      big_integer_field = models.BigIntegerField()
      boolean_field = models.BooleanField(default=False)
      char_field = models.CharField(max_length=100)
      comma_seperated_integer_field = models.CommaSeparatedIntegerField(max_length=100)
      date_field = models.DateField()
      datetime_field = models.DateTimeField()
      decimal_field = models.DecimalField(max_digits=3, decimal_places=1)
      email_field = models.EmailField(max_length=100)
      float_field = models.FloatField()
 
</s> remove                 comma_seperated_integer_field = CharField(max_length=100, validators=[<django.core.validators.RegexValidator object>])
 </s> add                 comma_separated_integer_field = CharField(max_length=100, validators=[<django.core.validators.RegexValidator object>]) </s> remove     # Allow dependancy injection of other settings to make testing easier.
 </s> add     # Allow dependency injection of other settings to make testing easier. </s> remove         # We include these simply for dependancy injection in tests.
 </s> add         # We include these simply for dependency injection in tests. </s> remove This would now be split out into two seperate methods.
 </s> add This would now be split out into two separate methods. </s> remove It's simple to create a read-only serializer for converting `HighScore` instances into primative data types.
 </s> add It's simple to create a read-only serializer for converting `HighScore` instances into primitive data types.
    comma_separated_integer_field = models.CommaSeparatedIntegerField(max_length=100)
      auto_field = models.AutoField(primary_key=True)
      big_integer_field = models.BigIntegerField()
      boolean_field = models.BooleanField(default=False)
      char_field = models.CharField(max_length=100)
    comma_separated_integer_field = models.CommaSeparatedIntegerField(max_length=100)
      date_field = models.DateField()
      datetime_field = models.DateTimeField()
      decimal_field = models.DecimalField(max_digits=3, decimal_places=1)
      email_field = models.EmailField(max_length=100)
      float_field = models.FloatField()
keep keep keep keep replace keep keep keep keep keep
 Minor: fix spelling and grammar, mostly in 3.0 announcement 
tests/test_model_serializer.py