[log] Removed unused code

beat/cmdline/log.py

@@ -3,74 +3,8 @@
 """Sets-up logging, centrally for beat cmdline
 """
 
-import sys
 import logging
 
-# get the default root logger of Beat
-_logger = logging.getLogger('beat')
-
-# by default, warning and error messages should be written to sys.stderr
-_warn_err = logging.StreamHandler(sys.stderr)
-_warn_err.setLevel(logging.WARNING)
-_logger.addHandler(_warn_err)
-
-# debug and info messages are written to sys.stdout
-
-
-class _InfoFilter:
-    def filter(self, record):
-        return record.levelno <= logging.INFO
-
-
-_debug_info = logging.StreamHandler(sys.stdout)
-_debug_info.setLevel(logging.DEBUG)
-_debug_info.addFilter(_InfoFilter())
-_logger.addHandler(_debug_info)
-
-
-# helper functions to instantiate and set-up logging
-def setup(logger_name,
-          format="%(name)s@%(asctime)s -- %(levelname)s: %(message)s"):
-    """This function returns a logger object that is set up to perform logging
-    using beat loggers.
-
-    Parameters
-    ----------
-    logger_name : str
-        The name of the module to generate logs for
-    format : :obj:`str`, optional
-        The format of the logs, see :py:class:`logging.LogRecord` for more
-        details. By default, the log contains the logger name, the log time, the
-        log level and the massage.
-
-    Returns
-    -------
-    logger : :py:class:`logging.Logger`
-        The logger configured for logging. The same logger can be retrieved using
-        the :py:func:`logging.getLogger` function.
-    """
-    # generate new logger object
-    logger = logging.getLogger(logger_name)
-
-    # add log the handlers if not yet done
-    if not logger_name.startswith("beat") and not logger.handlers:
-        logger.addHandler(_warn_err)
-        logger.addHandler(_debug_info)
-
-    # this formats the logger to print the desired information
-    formatter = logging.Formatter(format)
-    # we have to set the formatter to all handlers registered in the current
-    # logger
-    for handler in logger.handlers:
-        handler.setFormatter(formatter)
-
-    # set the same formatter for beat loggers
-    for handler in _logger.handlers:
-        handler.setFormatter(formatter)
-
-    return logger
-
-
 def set_verbosity_level(logger, level):
     """Sets the log level for the given logger.
 
@@ -88,8 +22,8 @@ def set_verbosity_level(logger, level):
     """
     if level not in range(0, 4):
         raise ValueError(
-            "The verbosity level %d does not exist. Please reduce the number of "
-            "'--verbose' parameters in your command line" % level
+            "The verbosity level %d does not exist. Please reduce the number "
+            "of '--verbose' parameters in your command line" % level
         )
     # set up the verbosity level of the logging system
     log_level = {
@@ -103,7 +37,3 @@ def set_verbosity_level(logger, level):
     if isinstance(logger, str):
         logger = logging.getLogger(logger)
     logger.setLevel(log_level)
-    # set the same log level for the beat logger
-    _logger.setLevel(log_level)
-
-__all__ = [_ for _ in dir() if not _.startswith('_')]