PasswordResetSerializer

serializers.py

from django.conf import settings
from django.contrib.auth.forms import PasswordResetForm

from rest_framework import serializers
from rest_framework.exceptions import ValidationError


class PasswordResetSerializer(serializers.Serializer):
    """
    Serializer for requesting a password reset e-mail.
    """
    email = serializers.EmailField()

    password_reset_form_class = PasswordResetForm

    def get_email_options(self):
        """Override this method to change default e-mail options"""
        data = {
            'email_template_name': 'email/password_reset.html',
            'subject_template_name': 'email/password_reset_subject.txt',
        }
        return data

    def validate_email(self, value):
        # Create PasswordResetForm with the serializer
        self.reset_form = self.password_reset_form_class(data=self.initial_data)
        if not self.reset_form.is_valid():
            raise serializers.ValidationError(self.reset_form.errors)

        return value

    def save(self):
        request = self.context.get('request')
        # Set some values to trigger the send_email method.
        opts = {
            'use_https': request.is_secure(),
            'from_email': getattr(settings, 'DEFAULT_FROM_EMAIL'),
            'request': request,
        }

        opts.update(self.get_email_options())
        self.reset_form.save(**opts)

views.py

from rest_framework.generics import GenericAPIView
from .serializers import PasswordResetSerializer

class PasswordResetView(GenericAPIView):
    permission_classes = (permissions.AllowAny,)
    serializer_class = PasswordResetSerializer

    def post(self, request):
        serializer = self.get_serializer(data=request.data)
        if serializer.is_valid():
            serializer.save()
            return Response('Password reset e-mail has been sent.', status=200)
        return Response(serializer.errors, status=400)