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json object serialization time when the error:
TypeError: Object of type 'datetime' is not JSON serializable
Solution
Rewriting sequence class json
# -*- coding: utf-8 -*-
import json
import datetime
class DateEncoder(json.JSONEncoder):
def default(self, obj):
if isinstance(obj, datetime.datetime):
return obj.strftime('%Y-%m-%d %H:%M:%S')
elif isinstance(obj, datetime.date):
return obj.strftime("%Y-%m-%d")
else:
return json.JSONEncoder.default(self, obj)
if __name__ == '__main__':
data = {"name": "Tom", "birthday": datetime.datetime.now()}
print(json.dumps(data, cls=DateEncoder))
# {"name": "Tom", "birthday": "2019-06-06 17:24:19"}
Reference:
Python datetime.datetime IS not solve the problem of error JSON Serializable