From 349aecda09dbc393bbb281925529c66d67b2c58b Mon Sep 17 00:00:00 2001
From: Louis <spalax@gresille.org>
Date: Fri, 11 Apr 2014 19:59:08 +0200
Subject: [PATCH] =?UTF-8?q?Ajout=20d'un=20warning=20si=20des=20chansons=20?=
 =?UTF-8?q?ne=20peuvent=20pas=20=C3=AAtre=20import=C3=A9es?=
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Évoqué dans #24
---
 songbook_core/songs.py | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/songbook_core/songs.py b/songbook_core/songs.py
index 1aec8aa0..5f73e8ed 100644
--- a/songbook_core/songs.py
+++ b/songbook_core/songs.py
@@ -8,10 +8,12 @@ import glob
 import locale
 import os.path
 import re
+import logging
 
 from songbook_core.authors import processauthors
 from songbook_core.plastex import parsetex
 
+LOGGER = logging.getLogger(__name__)
 
 # pylint: disable=too-few-public-methods
 class Song(object):
@@ -122,8 +124,14 @@ class SongsList(object):
         le module glob.
         """
         for regexp in filelist:
+            before = len(self.songs)
             for filename in glob.iglob(os.path.join(self._songdir, regexp)):
                 self.append(filename)
+            if len(self.songs) == before:
+                # No songs were added
+                LOGGER.warning(
+                        "Expression '{}' did not match any file".format(regexp)
+                        )
 
     def languages(self):
         """Renvoie la liste des langues utilisées par les chansons"""