TastyPie: Return 400 Bad Request when deserialization fails

api.py

from tastypie import http
from tastypie.exceptions import ImmediateHttpResponse
from tastypie.resources import ModelResource

class CustomModelResource(ModelResource):
	def deserialize(self, request, data, format='application/json'):
		try:
			return super(CustomModelResource, self).deserialize(request, data, format=format)
		except Exception as e:
			# if an exception occurred here it must be due to deserialization
			raise ImmediateHttpResponse(response=http.HttpBadRequest(e.message))