runtime logger handler selector

package/share/ahriman/settings/ahriman.ini.d/logging.ini

@@ -8,13 +8,13 @@ keys = console_handler,journald_handler,syslog_handler
 keys = generic_format,syslog_format
 
 [handler_console_handler]
-class = StreamHandler
+class = logging.StreamHandler
 level = DEBUG
 formatter = generic_format
 args = (sys.stderr,)
 
 [handler_journald_handler]
-class = systemd.journal.JournalHandler
+class = ahriman.core.log.journal_handler.JournalHandler
 level = DEBUG
 formatter = syslog_format
 kwargs = {"SYSLOG_IDENTIFIER": "ahriman"}
@@ -27,20 +27,16 @@ args = ("/dev/log",)
 
 [formatter_generic_format]
 format = [%(levelname)s %(asctime)s] [%(name)s]: %(message)s
-datefmt =
 
 [formatter_syslog_format]
 format = [%(levelname)s] [%(name)s]: %(message)s
-datefmt =
 
 [logger_root]
 level = DEBUG
-handlers = journald_handler
 qualname = root
 
 [logger_http]
 level = DEBUG
-handlers = journald_handler
 qualname = http
 propagate = 0
 
@@ -51,24 +47,20 @@ qualname = stderr
 
 [logger_boto3]
 level = INFO
-handlers = journald_handler
 qualname = boto3
 propagate = 0
 
 [logger_botocore]
 level = INFO
-handlers = journald_handler
 qualname = botocore
 propagate = 0
 
 [logger_nose]
 level = INFO
-handlers = journald_handler
 qualname = nose
 propagate = 0
 
 [logger_s3transfer]
 level = INFO
-handlers = journald_handler
 qualname = s3transfer
 propagate = 0