add shared logging initialization function

bliss/common/logtools.py

@@ -17,6 +17,17 @@ from bliss.common.mapping import _BEAMLINE_MAP, BEAMLINE_GRAPH, format_node
 __all__ = ["log", "lslog", "lsdebug"]
 
 
+def logging_startup(
+    log_level=logging.DEBUG, fmt="%(levelname)s %(asctime)-15s %(name)s: %(message)s"
+):
+    """
+    Provides basicConfig functionality to bliss activating at proper level the root loggers
+    """
+    logging.basicConfig(level=log_level, format=fmt)
+    logging.getLogger("bliss").setLevel(log_level)
+    logging.getLogger("beamline").setLevel(log_level)
+
+
 class LogMixin:
     @autocomplete_property
     def _logger(self, *args, **kwargs):

bliss/shell/cli/main.py

@@ -35,11 +35,13 @@ import os
 import sys
 import subprocess
 from docopt import docopt, DocoptExit
+import logging
 
 from bliss import release
 from bliss.config import static
 from bliss.config.static import Node
 from bliss.config.conductor import client
+from bliss.common.logtools import logging_startup
 
 from .repl import embed
 from . import session_files_templates as sft
@@ -171,6 +173,10 @@ def main():
         print("")
         arguments = docopt(__doc__)
 
+    # initialize logging
+    log_level = getattr(logging, arguments["--log-level"][0].upper())
+    logging_startup(log_level)
+
     # Print version
     if arguments["--version"]:
         print(("BLISS version %s" % release.short_version))

bliss/shell/cli/start_bliss_repl.py

@@ -8,19 +8,16 @@
 
 import sys
 from bliss.shell.cli.repl import embed
+from bliss.common.logtools import logging_startup
 import logging
 
-fmt = "%(levelname)s %(asctime)-15s %(name)s: %(message)s"
-
 
 def main():
     session_name = sys.argv[1]
-    log_level = getattr(logging, sys.argv[2].upper())
 
-    # activate logging for module-level and session-level loggers
-    logging.basicConfig(format=fmt)
-    logging.getLogger("bliss").setLevel(log_level)
-    logging.getLogger("beamline").setLevel(log_level)
+    # initialize logging
+    log_level = getattr(logging, sys.argv[2].upper())
+    logging_startup(log_level)
 
     embed(session_name=session_name, use_tmux=True)