bobbui · mavwolverine · Jul 12, 2025 · Jul 12, 2025 · Sep 9, 2024 · Jul 12, 2025
diff --git a/.github/workflows/code_quality.yml b/.github/workflows/code_quality.yml
@@ -13,9 +13,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up Python 3.9
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v5
       with:
         python-version: 3.9
     - name: Install dependencies
@@ -40,11 +40,11 @@ jobs:
 
     steps:
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
       - name: "Git checkout"
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
@@ -63,11 +63,11 @@ jobs:
 
     steps:
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v5
         with:
           python-version: 3.9
       - name: "Git checkout"
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip

diff --git a/example/connexion-example/hello.py b/example/connexion-example/hello.py
@@ -14,11 +14,11 @@
 def post_greeting(name):
     logger.info("test log statement")
     logger.info("test log statement with extra props", extra={'props': {"extra_property": 'extra_value'}})
-    return 'Hello {name}'.format(name=name)
+    return f'Hello {name}'
 
 
 def exclude_from_request_instrumentation(name):
-    return 'Hello {name}. this request wont log request instrumentation information'.format(name=name)
+    return f'Hello {name}. this request wont log request instrumentation information'
 
 
 def create():

diff --git a/example/custom_log_format_request.py b/example/custom_log_format_request.py
@@ -19,7 +19,7 @@ def _format_log_object(self, record, request_util):
         request = record.request_response_data._request
         response = record.request_response_data._response
 
-        json_log_object = super(CustomRequestJSONLog, self)._format_log_object(record, request_util)
+        json_log_object = super()._format_log_object(record, request_util)
         json_log_object.update({
             "customized_prop": "customized value",
         })
@@ -32,10 +32,10 @@ class CustomDefaultRequestResponseDTO(json_logging.dto.DefaultRequestResponseDTO
     """
 
     def __init__(self, request, **kwargs):
-        super(CustomDefaultRequestResponseDTO, self).__init__(request, **kwargs)
+        super().__init__(request, **kwargs)
 
     def on_request_complete(self, response):
-        super(CustomDefaultRequestResponseDTO, self).on_request_complete(response)
+        super().on_request_complete(response)
         self.status = response.status
 
 

diff --git a/json_logging/__init__.py b/json_logging/__init__.py
@@ -1,4 +1,3 @@
-# coding=utf-8
 import json
 import logging
 import sys

diff --git a/json_logging/dto.py b/json_logging/dto.py
@@ -14,7 +14,7 @@ def __init__(self, request, **kwargs):
         invoked when request start, where to extract any necessary information from the request object
         :param request: request object
         """
-        super(RequestResponseDTOBase, self).__init__(**kwargs)
+        super().__init__(**kwargs)
         self._request = request
 
     def on_request_complete(self, response):
@@ -31,14 +31,14 @@ class DefaultRequestResponseDTO(RequestResponseDTOBase):
     """
 
     def __init__(self, request, **kwargs):
-        super(DefaultRequestResponseDTO, self).__init__(request, **kwargs)
+        super().__init__(request, **kwargs)
         utcnow = datetime.now(timezone.utc)
         self._request_start = utcnow
         self["request_received_at"] = util.iso_time_format(utcnow)
 
     # noinspection PyAttributeOutsideInit
     def on_request_complete(self, response):
-        super(DefaultRequestResponseDTO, self).on_request_complete(response)
+        super().on_request_complete(response)
         utcnow = datetime.now(timezone.utc)
         time_delta = utcnow - self._request_start
         self["response_time_ms"] = int(time_delta.total_seconds()) * 1000 + int(time_delta.microseconds / 1000)

diff --git a/json_logging/formatters.py b/json_logging/formatters.py
@@ -22,11 +22,8 @@
 except NameError:
     basestring = str
 
-if sys.version_info < (3, 0):
-    EASY_SERIALIZABLE_TYPES = (basestring, bool, dict, float, int, list, type(None))
-else:
-    LOG_RECORD_BUILT_IN_ATTRS.append('stack_info')
-    EASY_SERIALIZABLE_TYPES = (str, bool, dict, float, int, list, type(None))
+LOG_RECORD_BUILT_IN_ATTRS.append('stack_info')
+EASY_SERIALIZABLE_TYPES = (str, bool, dict, float, int, list, type(None))
 
 
 def _sanitize_log_msg(record):
@@ -45,7 +42,7 @@ class BaseJSONFormatter(logging.Formatter):
     base_object_common = {}
 
     def __init__(self, *args, **kw):
-        super(BaseJSONFormatter, self).__init__(*args, **kw)
+        super().__init__(*args, **kw)
         if json_logging.COMPONENT_ID and json_logging.COMPONENT_ID != json_logging.EMPTY_VALUE:
             self.base_object_common["component_id"] = json_logging.COMPONENT_ID
         if json_logging.COMPONENT_NAME and json_logging.COMPONENT_NAME != json_logging.EMPTY_VALUE:
@@ -120,7 +117,7 @@ def format_exception(cls, exc_info):
         return ''.join(traceback.format_exception(*exc_info)) if exc_info else ''
 
     def _format_log_object(self, record, request_util):
-        json_log_object = super(JSONLogFormatter, self)._format_log_object(record, request_util)
+        json_log_object = super()._format_log_object(record, request_util)
 
         json_log_object.update({
             "msg": _sanitize_log_msg(record),
@@ -144,7 +141,7 @@ class JSONLogWebFormatter(JSONLogFormatter):
     """
 
     def _format_log_object(self, record, request_util):
-        json_log_object = super(JSONLogWebFormatter, self)._format_log_object(record, request_util)
+        json_log_object = super()._format_log_object(record, request_util)
 
         if json_logging.CORRELATION_ID_FIELD not in json_log_object:
             json_log_object.update({
@@ -160,7 +157,7 @@ class JSONRequestLogFormatter(BaseJSONFormatter):
     """
 
     def _format_log_object(self, record, request_util):
-        json_log_object = super(JSONRequestLogFormatter, self)._format_log_object(record, request_util)
+        json_log_object = super()._format_log_object(record, request_util)
 
         request_adapter = request_util.request_adapter
         response_adapter = request_util.response_adapter

diff --git a/json_logging/framework/__init__.py b/json_logging/framework/__init__.py
@@ -1 +0,0 @@
-# coding=utf-8

diff --git a/json_logging/framework/connexion/__init__.py b/json_logging/framework/connexion/__init__.py
@@ -1,4 +1,3 @@
-# coding=utf-8
 import logging
 import sys
 

diff --git a/json_logging/framework/fastapi/__init__.py b/json_logging/framework/fastapi/__init__.py
@@ -1,4 +1,3 @@
-
 def is_fastapi_present():
     # noinspection PyPep8,PyBroadException
     try:

diff --git a/json_logging/framework/flask/__init__.py b/json_logging/framework/flask/__init__.py
@@ -1,4 +1,3 @@
-# coding=utf-8
 import logging
 
 import json_logging

diff --git a/json_logging/framework/quart/__init__.py b/json_logging/framework/quart/__init__.py
@@ -1,4 +1,3 @@
-# coding=utf-8
 import logging
 import sys
 

diff --git a/json_logging/framework/sanic/__init__.py b/json_logging/framework/sanic/__init__.py
@@ -1,4 +1,3 @@
-# coding=utf-8
 import logging
 import logging.config
 

diff --git a/json_logging/framework_base.py b/json_logging/framework_base.py
@@ -1,4 +1,3 @@
-# coding=utf-8
 class BaseRequestInfoExtractor:
     """
         Helper class help to extract logging-relevant information from HTTP request object

diff --git a/json_logging/util.py b/json_logging/util.py
@@ -1,9 +1,8 @@
-# coding=utf-8
 import logging
 import os
 import re
 import sys
-from datetime import datetime
+from datetime import datetime, timezone
 from logging import Logger, StreamHandler
 
 import json_logging
@@ -71,7 +70,7 @@ def validate_subclass(subclass, superclass):
     return True
 
 
-_epoch = datetime(1970, 1, 1)
+_epoch = datetime(1970, 1, 1, tzinfo=timezone.utc)
 
 
 def epoch_nano_second(datetime_):
@@ -96,7 +95,7 @@ def currentframe(_no_of_go_up_level):
             return sys.exc_info()[_no_of_go_up_level - 1].tb_frame.f_back
 
 
-class RequestUtil(object):
+class RequestUtil:
     """
         util for extract request's information
     """

diff --git a/setup.py b/setup.py
@@ -7,7 +7,7 @@
 if version_info_major == 3:
     long_description = open('README.rst', encoding="utf8").read()
 else:
-    io_open = io.open('README.rst', encoding="utf8")
+    io_open = open('README.rst', encoding="utf8")
     long_description = io_open.read()
 
 setup(
@@ -18,7 +18,7 @@
     description="JSON Python Logging",
     long_description=long_description,
     author="Bob T.",
-    keywords=["json", "elastic", "python", "python3", "python2", "logging", "logging-library", "json", "elasticsearch",
+    keywords=["json", "elastic", "python", "python3", "logging", "logging-library", "json", "elasticsearch",
               "elk", "elk-stack", "logstash", "kibana"],
     platforms='any',
     url="https://github.com/thangbn/json-logging",
@@ -28,7 +28,6 @@
         'License :: OSI Approved :: Apache Software License',
         'Operating System :: OS Independent',
         'Programming Language :: Python',
-        'Programming Language :: Python :: 2',
         'Programming Language :: Python :: 3',
         'Topic :: System :: Logging',
         'Framework :: Flask',

diff --git a/tests-performance/benmark_micro.py b/tests-performance/benmark_micro.py
@@ -1,9 +1,8 @@
-# coding=utf-8
 import time
 import timeit
-from datetime import datetime
+from datetime import datetime, timezone
 
-utcnow = datetime.utcnow()
+utcnow = datetime.now(timezone.utc)
 
 numbers = 1000000
 # timeit_timeit = timeit.timeit(lambda: '%04d-%02d-%02dT%02d:%02d:%02dZ' % (

diff --git a/tests/helpers/constants.py b/tests/helpers/constants.py
@@ -1,6 +1,8 @@
 """Constants shared by multiple tests"""
 
-STANDARD_MSG_ATTRIBUTES = {
+import sys
+
+_msg_attrs = [
     "written_at",
     "written_ts",
     "msg",
@@ -11,4 +13,9 @@
     "module",
     "line_no",
     "correlation_id",
-}
+]
+
+if sys.version_info.major == 3 and sys.version_info.minor >= 12:
-if sys.version_info.major == 3 and sys.version_info.minor >= 12:
+if sys.version_info >= (3, 12):
-if sys.version_info.major == 3 and sys.version_info.minor >= 12:
+if sys.version_info >= (3, 12):
+    _msg_attrs.append("taskName")
+
+STANDARD_MSG_ATTRIBUTES = set(_msg_attrs)
diff --git a/tests/helpers/handler.py b/tests/helpers/handler.py
@@ -9,7 +9,7 @@ def __init__(self, level=logging.NOTSET) -> None:
         """Create a new log handler."""
         super().__init__(level=level)
         self.level = level
-        self.messages: List[str] = []
+        self.messages: list[str] = []
 
     def emit(self, record: logging.LogRecord) -> None:
         """Keep the log records in a list in addition to the log text."""