made the log level slightly more simple

Author: Matt George

scripts/pyres_worker

@@ -5,13 +5,7 @@ import logging
 from optparse import OptionParser
 from pyres.worker import Worker
 
-LOG_LEVELS = {
-    'debug': logging.DEBUG,
-    'info': logging.INFO,
-    'warning': logging.WARNING,
-    'error': logging.ERROR,
-    'critical': logging.CRITICAL
-}
+
 
 def main():
 
@@ -21,19 +15,14 @@ def main():
     parser.add_option("--host", dest="host", default="localhost")
     parser.add_option("--port",dest="port",type="int", default=6379)
     parser.add_option("-i", '--interval', dest='interval', default=None, help='the default time interval to sleep between runs')    
-    parser.add_option('-l', '--log-level', dest='log_level', default=LOG_LEVELS['info'], help='log level.  Valid values are "debug", "info", "warning", "error", "critical", in decreasing order of verbosity. Defaults to "info" if parameter not specified.')
+    parser.add_option('-l', '--log-level', dest='log_level', default='info', help='log level.  Valid values are "debug", "info", "warning", "error", "critical", in decreasing order of verbosity. Defaults to "info" if parameter not specified.')
     (options,args) = parser.parse_args()
 
     if len(args) != 1:
         parser.print_help()
         parser.error("Argument must be a comma seperated list of queues")
 
-    if options.log_level not in LOG_LEVELS.keys():
-        parser.print_help()
-        parser.error("invalid log level specified")
-    else:
-        log_level = LOG_LEVELS[options.log_level]
-        
+    log_level = getattr(logging, options.log_level.upper(), 'INFO')
     logging.basicConfig(level=log_level, format="%(asctime)s: %(levelname)s: %(message)s")
 
     interval = options.interval