core: use of the new core.log module:

/!\ this is a massive refactoring and was largely automated, it probably did bring some bugs /!\

src/plugins/plugin_xep_0020.py

@@ -18,7 +18,8 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 from sat.core.i18n import _
-from logging import debug, info, warning, error
+from sat.core.log import getLogger
+log = getLogger(__name__)
 from twisted.words.protocols.jabber import client, jid
 from twisted.words.xish import domish
 
@@ -47,7 +48,7 @@ PLUGIN_INFO = {
 class XEP_0020(object):
 
     def __init__(self, host):
-        info(_("Plugin XEP_0020 initialization"))
+        log.info(_("Plugin XEP_0020 initialization"))
 
     def getHandler(self, profile):
         return XEP_0020_handler()
@@ -68,7 +69,7 @@ class XEP_0020(object):
             values = form.fields[field].values
             result[field] = values[0] if values else None
             if len(values) > 1:
-                warning(_("More than one value choosed for %s, keeping the first one") % field)
+                log.warning(_("More than one value choosed for %s, keeping the first one") % field)
         return result
 
     def negociate(self, feature_elt, form_type, negociable_values):