Add support for ipaddress objects in JSONEncoder

rest_framework/utils/encoders.py

@@ -5,6 +5,7 @@
 import contextlib
 import datetime
 import decimal
+import ipaddress
 import json # noqa
 import uuid
 
@@ -45,6 +46,15 @@ def default(self, obj):
  return float(obj)
  elif isinstance(obj, uuid.UUID):
  return str(obj)
+ elif isinstance(obj, (
+ ipaddress.IPv4Address,
+ ipaddress.IPv6Address,
+ ipaddress.IPv4Network,
+ ipaddress.IPv6Network,
+ ipaddress.IPv4Interface,
+ ipaddress.IPv6Interface)
+ ):
+ return str(obj)
  elif isinstance(obj, QuerySet):
  return tuple(obj)
  elif isinstance(obj, bytes):

tests/test_encoders.py

@@ -1,3 +1,4 @@
+import ipaddress
 from datetime import date, datetime, timedelta, timezone
 from decimal import Decimal
 from uuid import uuid4
@@ -78,6 +79,48 @@ def test_encode_uuid(self):
  unique_id = uuid4()
  assert self.encoder.default(unique_id) == str(unique_id)
 
+ def test_encode_ipaddress_ipv4address(self):
+ """
+ Tests encoding ipaddress IPv4Address object
+ """
+ obj = ipaddress.IPv4Address("192.168.1.1")
+ assert self.encoder.default(obj) == str(obj)
+
+ def test_encode_ipaddress_ipv6address(self):
+ """
+ Tests encoding ipaddress IPv6Address object
+ """
+ obj = ipaddress.IPv6Address("2001:0db8:85a3:0000:0000:8a2e:0370:7334")
+ assert self.encoder.default(obj) == str(obj)
+
+ def test_encode_ipaddress_ipv4network(self):
+ """
+ Tests encoding ipaddress IPv4Network object
+ """
+ obj = ipaddress.IPv4Network("192.0.2.8/29")
+ assert self.encoder.default(obj) == str(obj)
+
+ def test_encode_ipaddress_ipv6network(self):
+ """
+ Tests encoding ipaddress IPv4Network object
+ """
+ obj = ipaddress.IPv6Network("2001:4860:0000::0000/32")
+ assert self.encoder.default(obj) == str(obj)
+
+ def test_encode_ipaddress_ipv4interface(self):
+ """
+ Tests encoding ipaddress IPv4Interface object
+ """
+ obj = ipaddress.IPv4Interface("192.0.2.8/29")
+ assert self.encoder.default(obj) == str(obj)
+
+ def test_encode_ipaddress_ipv6interface(self):
+ """
+ Tests encoding ipaddress IPv4Network object
+ """
+ obj = ipaddress.IPv6Interface("2001:4860:4860::8888/32")
+ assert self.encoder.default(obj) == str(obj)
+
  @pytest.mark.skipif(not coreapi, reason='coreapi is not installed')
  def test_encode_coreapi_raises_error(self):
  """