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# Copyright 2009 Canonical Ltd.
# This file is part of lazr.restfulclient.
#
# lazr.restfulclient is free software: you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public License
# as published by the Free Software Foundation, version 3 of the
# License.
#
# lazr.restfulclient is distributed in the hope that it will be
# useful, but WITHOUT ANY WARRANTY; without even the implied warranty
# of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with lazr.restfulclient. If not, see
# <http://www.gnu.org/licenses/>.
"""Classes for working with JSON."""
__metaclass__ = type
__all__ = ['DatetimeJSONEncoder']
import datetime
try:
# Python 3 and sufficiently modern Python 2 versions.
from json import JSONEncoder
except ImportError:
from simplejson import JSONEncoder
class DatetimeJSONEncoder(JSONEncoder):
"""A JSON encoder that understands datetime objects.
Datetime objects are formatted according to ISO 1601.
"""
def default(self, obj):
if isinstance(obj, datetime.datetime):
return obj.isoformat()
return JSONEncoder.default(self, obj)
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