def exception_hook(cls, etype, value, tb):
""" sys.excepthook will call this method """
import traceback
# Print exception
traceback.print_exception(etype, value, tb)
# Log exception
stacktrace_msg = ''.join(traceback.format_tb(tb))
if etype:
exception_msg = '{0}: {1}'.format(etype, value)
else:
exception_msg = 'Exception: {}'.format(value)
LOGGER.critical(stacktrace_msg)
LOGGER.critical(exception_msg)
# Write to exception log file
exception_file_name = datetime.now().strftime(
'RenderKnecht_Exception_%Y-%m-%d_%H%M%S.log')
exception_file = Path(get_settings_dir()) / exception_file_name
with open(exception_file, 'w') as f:
traceback.print_exception(etype, value, tb, file=f)
# Inform GUI of exception if QApplication set
if cls.app:
gui_msg = f'{stacktrace_msg}\n{exception_msg}'
cls.send_exception_signal(gui_msg)
def get_settings_path() -> str:
_settings_dir = get_settings_dir()
_settings_file = os.path.join(_settings_dir, SETTINGS_FILE)
return _settings_file
def setup_logging(logging_queue, overwrite_level: str=None):
# Track calls to this method
print('Logging setup called: ',
Path(sys._getframe().f_back.f_code.co_filename).name,
sys._getframe().f_back.f_code.co_name)
if FROZEN:
log_level = 'INFO'
else:
log_level = 'DEBUG'
if overwrite_level:
log_level = overwrite_level
log_file_path = Path(get_settings_dir()) / Path(LOG_FILE_NAME)
log_conf = {
'version': 1,
'disable_existing_loggers': False,
'formatters': {
'verbose': {
'format': '%(levelname)s %(asctime)s %(module)s %(process)d %(thread)d %(message)s'
},
'simple': {
'format': '%(asctime)s %(name)s %(levelname)s: %(message)s',
'datefmt': '%d.%m.%Y %H:%M'
},
'guiFormatter': {
'format': '%(name)s %(levelname)s: %(message)s',
'datefmt': '%d.%m.%Y %H:%M',
},
'file_formatter': {
'format': '%(asctime)s.%(msecs)03d %(name)s %(levelname)s: %(message)s',
'datefmt': '%d.%m.%Y %H:%M:%S'
},
},
'handlers': {
'console': {
'level': log_level, 'class': 'logging.StreamHandler',
'stream': 'ext://sys.stdout', 'formatter': 'simple'
},
'guiHandler': {
'level': log_level, 'class': 'logging.NullHandler',
'formatter': 'simple',
},
'file': {
'level': log_level, 'class': 'logging.handlers.RotatingFileHandler',
'filename': log_file_path.absolute().as_posix(), 'maxBytes': 5000000, 'backupCount': 4,
'formatter': 'file_formatter',
},
'queueHandler': {
'level': log_level, 'class': 'logging.handlers.QueueHandler',
# From Python 3.7.1 defining a formatter will output the formatter of the queueHandler
# as well as the re-routed handler formatter eg. console -> queue listener
'queue': logging_queue
},
},
'loggers': {
# Main logger, these handlers will be moved to the QueueListener
MAIN_LOGGER_NAME: {
'handlers': ['file', 'guiHandler', 'console'], 'propagate': False, 'level': log_level,
},
# Log Window Logger
'gui_logger': {
'handlers': ['guiHandler', 'queueHandler'], 'propagate': False, 'level': 'INFO'
},
# Module loggers
'': {
'handlers': ['queueHandler'], 'propagate': False, 'level': log_level,
}
}
}
logging.config.dictConfig(log_conf)