Ensure that calls to `json.dumps` are compatible with the standard library json. (#7836)

2 files changed, 5 insertions, 3 deletions

diff --git a/synapse/http/client.py b/synapse/http/client.py

index b80681135e..6bc51202cd 100644
--- a/synapse/http/client.py
+++ b/synapse/http/client.py
@@ -13,13 +13,13 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-import json
+
 import logging
 import urllib
 from io import BytesIO
 
 import treq
-from canonicaljson import encode_canonical_json
+from canonicaljson import encode_canonical_json, json
 from netaddr import IPAddress
 from prometheus_client import Counter
 from zope.interface import implementer, provider
diff --git a/synapse/http/servlet.py b/synapse/http/servlet.py

index 3cabe9d02e..a34e5ead88 100644
--- a/synapse/http/servlet.py
+++ b/synapse/http/servlet.py
@@ -14,9 +14,11 @@
 # limitations under the License.
 
 """ This module contains base REST classes for constructing REST servlets. """
-import json
+
 import logging
 
+from canonicaljson import json
+
 from synapse.api.errors import Codes, SynapseError
 
 logger = logging.getLogger(__name__)