Email list field for Django Rest Framework

email_list_field.py

from django.core.exceptions import ValidationError
from django.utils.translation import ugettext_lazy as _
from rest_framework import serializers


class EmailListField(serializers.EmailField):
    default_error_messages = {
        'invalid': _('Invalid E-mail address.'),
    }

    def from_native(self, data):
        return data

    def validate(self, value):
        if not isinstance(value, list):
            raise ValidationError(_('List of e-mails required!'))

        if not all(value):
            # Don't allow empty values
            raise ValidationError(self.default_error_messages['invalid'])

    def run_validators(self, value):
        return [super(EmailListField, self).run_validators(v) for v in value]