v0.14.0: logging exception automatically writes to error for console output

When calling log.exception it automatically writes a short message to the console as error
This error message is tagged <=EXCEPTION> and contains only the message without the stack trace

pyproject.toml

@@ -1,7 +1,7 @@
 # MARK: Project info
 [project]
 name = "corelibs"
-version = "0.13.1"
+version = "0.14.0"
 description = "Collection of utils for Python scripts"
 readme = "README.md"
 requires-python = ">=3.13"

src/corelibs/logging_handling/log.py

@@ -73,11 +73,32 @@ class CustomConsoleFormatter(logging.Formatter):
         message = super().format(record)
         return f"{color}{message}{reset}"
 
-
 # TODO: add custom handlers for stack_trace, if not set fill with %(filename)s:%(funcName)s:%(lineno)d
 # hasattr(record, 'stack_trace')
 
 
+class CustomHandlerFilter(logging.Filter):
+    """
+    Add a custom handler for filtering
+    """
+    def __init__(self, handler_name: str, filter_exceptions: bool = False):
+        super().__init__(name=handler_name)
+        self.handler_name = handler_name
+        self.filter_exceptions = filter_exceptions
+
+    def filter(self, record: logging.LogRecord) -> bool:
+        # if console and exception do not show
+        if self.handler_name == 'console' and self.filter_exceptions:
+            return record.levelname != "EXCEPTION"
+        # if cnosole entry is true and traget file filter
+        if hasattr(record, 'console') and getattr(record, 'console') is True and self.handler_name == 'file':
+            return False
+        return True
+
+    # def __filter_exceptions(self, record: logging.LogRecord) -> bool:
+    #     return record.levelname != "EXCEPTION"
+
+
 # MARK: Log class
 class Log:
     """
@@ -142,7 +163,7 @@ class Log:
         # in the file writer too, for the ones where color is set BEFORE the format
         # Any is logging.StreamHandler, logging.FileHandler and all logging.handlers.*
         self.handlers: dict[str, Any] = {}
-        self.add_handler('file_handler', self.__create_time_rotating_file_handler(
+        self.add_handler('file_handler', self.__create_timed_rotating_file_handler(
             self.log_settings['log_level_file'], log_path)
         )
         if self.log_settings['console_enabled']:
@@ -211,8 +232,8 @@ class Log:
         default_log_settings['log_queue'] = __setting
         return default_log_settings
 
-    def __filter_exceptions(self, record: logging.LogRecord) -> bool:
+    # def __filter_exceptions(self, record: logging.LogRecord) -> bool:
-        return record.levelname != "EXCEPTION"
+    #     return record.levelname != "EXCEPTION"
 
     # MARK: add a handler
     def add_handler(
@@ -259,16 +280,15 @@ class Log:
             formatter_console = CustomConsoleFormatter(format_string, datefmt=format_date)
         else:
             formatter_console = logging.Formatter(format_string, datefmt=format_date)
-        console_handler.setLevel(log_level_console.name)
         console_handler.set_name('console')
+        console_handler.setLevel(log_level_console.name)
         # do not show exceptions logs on console
-        if filter_exceptions:
+        console_handler.addFilter(CustomHandlerFilter('console', filter_exceptions))
-            console_handler.addFilter(self.__filter_exceptions)
         console_handler.setFormatter(formatter_console)
         return console_handler
 
     # MARK: file handler
-    def __create_time_rotating_file_handler(
+    def __create_timed_rotating_file_handler(
         self, log_level_file: LoggingLevel, log_path: Path,
         when: str = "D", interval: int = 1, backup_count: int = 0
     ) -> logging.handlers.TimedRotatingFileHandler:
@@ -304,6 +324,8 @@ class Log:
         )
         file_handler.set_name('file_timed_rotate')
         file_handler.setLevel(log_level_file.name)
+        # do not show errors flagged with console (they are from exceptions)
+        file_handler.addFilter(CustomHandlerFilter('file'))
         file_handler.setFormatter(formatter_file_handler)
         return file_handler
 
@@ -454,7 +476,11 @@ class Log:
         self.logger.log(LoggingLevel.EMERGENCY.value, msg, *args, extra=extra, stacklevel=2)
 
     # MARK: EXCEPTION: 70
-    def exception(self, msg: object, *args: object, extra: MutableMapping[str, object] | None = None) -> None:
+    def exception(
+        self,
+        msg: object, *args: object, extra: MutableMapping[str, object] | None = None,
+        log_error: bool = True
+    ) -> None:
         """
         log on exceotion level, this is log.exception, but logs with a new level
 
@@ -462,12 +488,19 @@ class Log:
             msg (object): _description_
             *args (object): arguments for msg
             extra: Mapping[str, object] | None: extra arguments for the formatting if needed
+            log_error: (bool): If set to false will not write additional error message for console (Default True)
         """
         if not hasattr(self, 'logger'):
             raise ValueError('Logger is not yet initialized')
         if extra is None:
             extra = {}
         extra['stack_trace'] = traceback_call_str(start=3)
+        # write to console first with extra flag for filtering in file
+        if log_error:
+            self.logger.log(
+                LoggingLevel.ERROR.value,
+                f"<=EXCEPTION> {msg}", *args, extra=dict(extra) | {'console': True}, stacklevel=2
+            )
         self.logger.log(LoggingLevel.EXCEPTION.value, msg, *args, exc_info=True, extra=extra, stacklevel=2)
 
     # MARK: break line

test-run/logging_handling/log.py

@@ -76,7 +76,7 @@ def main():
         print(f"Divied: {__test}")
     except ZeroDivisionError as e:
         log.logger.critical("Divison through zero: %s", e)
-        log.exception("Divison through zero")
+        log.exception("Divison through zero: %s", e)
 
     for handler in log.logger.handlers:
         print(f"Handler (logger) {handler} -> {handler.level} -> {LoggingLevel.from_any(handler.level)}")

uv.lock

@@ -44,7 +44,7 @@ wheels = [
 
 [[package]]
 name = "corelibs"
-version = "0.12.6"
+version = "0.13.2"
 source = { editable = "." }
 dependencies = [
     { name = "jmespath" },