Please support mongoengine.fields.BinaryField about django-rest-framework-mongoengine HOT 6 CLOSED

from bson import Binary
from mongoengine.python_support import (PY3, bin_type, txt_type, str_types, StringIO)

class BinaryField(serializers.Field):

    type_label = 'BinaryField'

    def __init__(self, **kwargs):
        try:
            self.max_bytes = kwargs.pop('max_bytes')
        except KeyError:
            raise ValueError("BinaryField requires 'max_bytes' kwarg")
        super(BinaryField, self).__init__(**kwargs)

    def __set__(self, instance, value):
        """Handle bytearrays in python 3.1"""
        if PY3 and isinstance(value, bytearray):
            value = bin_type(value)
        return super(BinaryField, self).__set__(instance, value)

    def to_representation(self, value):
        return smart_str(value)

    def to_internal_value(self, data):
        if not isinstance(data, (bin_type, txt_type, Binary)):
            raise ValueError("BinaryField only accepts instances of "
                       "(%s, %s, Binary)" % (bin_type.__name__, txt_type.__name__))

        if self.max_bytes is not None and len(data) > self.max_bytes:
            raise ValueError('Binary value is too long')
        return  Binary(str(data))  #str thing somehow should not be here