[gnome-music] log: show real filename and lineno for @log-decorated functions

[Vadim Rutkovsky <vrutkovsky src gnome org>]

commit e130faa549747529acb76bcc4e934de089bce5b4
Author: Vadim Rutkovsky <vrutkovs redhat com>
Date:   Wed Jul 15 13:20:15 2015 +0200

    log: show real filename and lineno for @log-decorated functions

 gnome-music.in         |    4 ++--
 gnomemusic/__init__.py |    6 +++++-
 2 files changed, 7 insertions(+), 3 deletions(-)
---
diff --git a/gnome-music.in b/gnome-music.in
index fa930a3..ee88449 100644
--- a/gnome-music.in
+++ b/gnome-music.in
@@ -59,7 +59,7 @@ if __name__ == "__main__":
     args = parser.parse_args()
     if args.debug:
         logging.basicConfig(level=logging.DEBUG,
-                            format='%(asctime)s %(levelname)s\t%(filename)s:%(lineno)d \t%(message)s',
+                            format='%(asctime)s %(levelname)s\t%(message)s',
                             datefmt='%H:%M:%S')
         # Gtk hates "-d" switch, so lets drop it
         if '-d' in sys.argv:
@@ -68,7 +68,7 @@ if __name__ == "__main__":
             sys.argv.remove("--debug")
     else:
         logging.basicConfig(level=logging.WARN,
-                            format='%(asctime)s %(levelname)s\t%(filename)s:%(lineno)d \t%(message)s',
+                            format='%(asctime)s %(levelname)s\t%(message)s',
                             datefmt='%H:%M:%S')
 
     locale.bindtextdomain('gnome-music', localedir)
diff --git a/gnomemusic/__init__.py b/gnomemusic/__init__.py
index c399fc7..035d29f 100644
--- a/gnomemusic/__init__.py
+++ b/gnomemusic/__init__.py
@@ -43,6 +43,9 @@ def log(fn):
         global tabbing
         name = fn.__name__
         module = fn.__module__
+        filename = fn.__code__.co_filename.split('/')[-1]
+        lineno = fn.__code__.co_firstlineno
+
         params = ", ".join(map(repr, chain(v, k.values())))
 
         tabbing += 1
@@ -53,7 +56,8 @@ def log(fn):
         elapsed_time = ''
         if elapsed > 0.5:
             elapsed_time = ', took %02f' % elapsed
-        logger.debug("%s%s.%s(%s), returned %s%s", '|' * tabbing, module, name, params, retval, elapsed_time)
+        logger.debug("%s:%s %s%s.%s(%s), returned %s%s",
+                     filename, lineno, '|' * tabbing, module, name, params, retval, elapsed_time)
 
         return retval
     return wrapped