logconfig.json

{
    "version": 1,               
    "disable_existing_loggers": "False", 
    "formatters": { 
        "ebcli": { 
			"format": "%(asctime)s %(name)s [%(levelname)s] %(message)s"
        }
    }, 
    "handlers": { 
        "default": { 
        	"class": "logging.handlers.RotatingFileHandler", 
            "level": "NOTSET",     
            "formatter": "ebcli",
            "mode": "a",
            "maxBytes": 5242880,
            "backupCount": 5
        },
        "to_stderr" : {
        	"class": "logging.StreamHandler", 
            "level": "NOTSET",     
            "formatter": "ebcli",
            "stream": "ext://sys.stderr" 
        },
        "null": {
        	"class": "logging.NullHandler"
        }   
    },
    "root": {
    	"level": "NONE"
    },
    "loggers": { 
        "cli": {                   
            "level": "NOTSET",
            "qualname": "cli",   
            "propagate": 0   
        }, 
        "op": {                   
            "level": "NOTSET",   
            "qualname": "cli.op",   
            "propagate": 0   
        }, 
        "eb": {                   
            "level": "NOTSET",   
            "qualname": "eb",   
            "propagate": 0   
        }, 
        "aws": {                   
            "level": "NOTSET",  
            "qualname": "aws",   
            "propagate": 0   
        } 
    } 
}