wvaske / pbk Goto Github PK

from pbk.util.perflogger import configure_basic_logger
logger = configure_basic_logger('test')
import pickle
pickle.dumps(logger)
Traceback (most recent call last):
  File "<input>", line 1, in <module>
  File "/opt/.../python3.8/logging/__init__.py", line 1727, in __reduce__
    raise pickle.PicklingError('logger cannot be pickled')
_pickle.PicklingError: logger cannot be pickled

    def __reduce__(self):
        # In general, only the root logger will not be accessible via its name.
        # However, the root logger's class has its own __reduce__ method.
        if getLogger(self.name) is not self:
            import pickle
            raise pickle.PicklingError('logger cannot be pickled')
        return getLogger, (self.name,)

logger
<PerfLogger test (DEBUG)>
logging.getLogger(logger.name)
<PerfLogger test (WARNING)>