Method to_representation

rest_framework/fields.py:710–717

(self, value)

        self.fail("invalid", input=data)

    def to_representation(self, value):
        if self._lower_if_str(value) in self.TRUE_VALUES:
            return True
        elif self._lower_if_str(value) in self.FALSE_VALUES:
            return False
        if self._lower_if_str(value) in self.NULL_VALUES and self.allow_null:
            return None
        return bool(value)


# String types...