deb-gnocchi/gnocchi/json.py
2016-11-07 13:29:26 +00:00

53 lines
1.5 KiB
Python

# -*- encoding: utf-8 -*-
#
# Copyright © 2015-2016 Red Hat, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, 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 datetime
import numpy
from oslo_serialization import jsonutils
import ujson
_ORIG_TP = jsonutils.to_primitive
def _to_primitive(value, *args, **kwargs):
if isinstance(value, datetime.datetime):
return value.isoformat()
if isinstance(value, numpy.datetime64):
# Do not include nanoseconds if null
return str(value).rpartition(".000000000")[0] + "+00:00"
# This mimics what Pecan implements in its default JSON encoder
if hasattr(value, "jsonify"):
return _to_primitive(value.jsonify(), *args, **kwargs)
return _ORIG_TP(value, *args, **kwargs)
def to_primitive(*args, **kwargs):
try:
jsonutils.to_primitive = _to_primitive
return jsonutils.to_primitive(*args, **kwargs)
finally:
jsonutils.to_primitive = _ORIG_TP
def dumps(obj, *args, **kwargs):
return jsonutils.dumps(obj, default=to_primitive)
# For convenience
loads = ujson.loads
load = ujson.load