Field.choices An iterable (e.g., a list or tuple) consisting itself of iterables of exactly two items (e.g. [(A, B), (A

Field.unique_for_year Like unique_for_date and unique_for_month.

FieldFile.size The result of the underlying

class UUIDField(**options) [source] A field for storing universally unique identifiers. Uses

ManyToManyField.through_fields Only used when a custom intermediary model is specified. Django will normally determine which

OneToOneField.parent_link When True and used in a model which inherits from another concrete

ManyToManyField.related_name Same as ForeignKey.related_name.

get_internal_type() [source] Returns a string naming this field for backend specific purposes

get_db_prep_value(value, connection, prepared=False) [source] Converts value

value_to_string(obj) [source] Converts obj to a string. Used to serialize the