Created
December 16, 2023 17:37
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Python logging handler to log dicts as JSON
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import json | |
import logging | |
class JsonDict(dict): | |
def __str__(self): | |
try: | |
return json.dumps(self, ensure_ascii=False, sort_keys=True) | |
except: | |
return super().__str__() | |
class JsonHandler(logging.StreamHandler): | |
def format(self, record): | |
if isinstance(record.args, tuple): | |
record.args = tuple([self._convert_dict(e) for e in record.args]) | |
else: | |
record.args = self._convert_dict(record.args) | |
return super().format(record) | |
@staticmethod | |
def _convert_dict(value): | |
return JsonDict(value) if isinstance(value, dict) else value |
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