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15 changes: 15 additions & 0 deletions README.rst
Original file line number Diff line number Diff line change
Expand Up @@ -47,3 +47,18 @@ Using logger
logger.warn('warn message')
logger.error('error message')
logger.critical('critical message')

Using filter
''''''''''''

You can also filter some messages only

.. code-block:: python

from slack_logger import SlackLogFilter

sf = SlackLogFilter()
sh.addFilter(sf)

logger.info('info message') # Not posted to slack
logger.info('info message to slack', extra={'notify_slack': True}) # Posted to slack
12 changes: 12 additions & 0 deletions slack_logger.py
Original file line number Diff line number Diff line change
Expand Up @@ -58,3 +58,15 @@ def format(self, record):
ret['ts'] = record.created
ret['text'] = super(SlackFormatter, self).format(record)
return ret


class SlackLogFilter(logging.Filter):
"""
Logging filter to decide when logging to Slack is requested, using
the `extra` kwargs:

`logger.info("...", extra={'notify_slack': True})`
"""

def filter(self, record):
return getattr(record, 'notify_slack', False)