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|
import datetime
import decimal
import traceback
try:
import json
except ImportError:
import simplejson as json
class MoreTypesJSONEncoder(json.JSONEncoder):
"""
A JSON encoder that allows for more common Python data types.
In addition to the defaults handled by ``json``, this also supports:
* ``datetime.datetime``
* ``datetime.date``
* ``datetime.time``
* ``decimal.Decimal``
"""
def default(self, data):
if isinstance(data, (datetime.datetime, datetime.date, datetime.time)):
return data.isoformat()
elif isinstance(data, decimal.Decimal):
return str(data)
else:
return super(MoreTypesJSONEncoder, self).default(data)
def format_traceback(exc_info):
stack = traceback.format_stack()
stack = stack[:-2]
stack.extend(traceback.format_tb(exc_info[2]))
stack.extend(traceback.format_exception_only(exc_info[0], exc_info[1]))
stack_str = "Traceback (most recent call last):\n"
stack_str += "".join(stack)
# Remove the last \n
stack_str = stack_str[:-1]
return stack_str
|
