Merge pull request #250 from DanielVoogsgerd/feature-arguments-logging

Feature: Command line arguments/Logging

resources/custom_modules/mediaplayer.py

@@ -1,16 +1,22 @@
 #!/usr/bin/env python3
+import argparse
+import logging
 import sys
 import signal
 import gi
 gi.require_version('Playerctl', '2.0')
 from gi.repository import Playerctl, GLib
 
+logger = logging.getLogger(__name__)
+
 
 def on_play(player, status, manager):
+    logger.info('Received new playback status')
     on_metadata(player, player.props.metadata, manager)
 
 
 def on_metadata(player, metadata, manager):
+    logger.info("Received new metadata")
     track_info = ''
 
     if player.props.player_name == 'spotify' and \
@@ -33,11 +39,13 @@ def on_metadata(player, metadata, manager):
 
 
 def on_player_vanished(manager, player):
+    logger.info("Player has vanished")
     sys.stdout.write("\n")
     sys.stdout.flush()
 
 
 def init_player(manager, name):
+    logger.debug("Initialize player: {player}".format(player=name.name))
     player = Playerctl.Player.new_from_name(name)
     player.connect('playback-status', on_play, manager)
     player.connect('metadata', on_metadata, manager)
@@ -46,13 +54,36 @@ def init_player(manager, name):
 
 
 def signal_handler(sig, frame):
+    logger.debug('Received signal to stop, exiting')
     sys.stdout.write("\n")
     sys.stdout.flush()
     # loop.quit()
     sys.exit(0)
 
 
+def parse_arguments():
+    parser = argparse.ArgumentParser()
+
+    # Increase verbosity with every occurance of -v
+    parser.add_argument('-v', '--verbose', action="count", default=0)
+
+    return parser.parse_args()
+
+
 def main():
+    arguments = parse_arguments()
+
+    # Initialize logging
+    logging.basicConfig(stream=sys.stderr, level=logging.DEBUG,
+                        format='%(name)s %(levelname)s %(message)s')
+
+    # Logging is set by default to WARN and higher.
+    # With every occurance of -v it's lowered by one
+    logger.setLevel(max((3 - arguments.verbose) * 10, 0))
+
+    # Log the sent command line arguments
+    logger.debug('Arguments received {}'.format(vars(arguments)))
+
     manager = Playerctl.PlayerManager()
     loop = GLib.MainLoop()