diff --git a/weboob/bcall.py b/weboob/bcall.py
index da6c9362..efe88c8e 100644
--- a/weboob/bcall.py
+++ b/weboob/bcall.py
@@ -23,13 +23,13 @@ from __future__ import with_statement
 from logging import debug
 from copy import copy
 from threading import Thread, Event, RLock, Timer
-from .tools.misc import getBacktrace
+from .tools.misc import get_backtrace
 
 __all__ = ['BackendsCall', 'CallErrors']
 
 class CallErrors(Exception):
     def __init__(self, errors):
-        Exception.__init__(self, "Several errors have been raised:\n%s" % ('\n'.join(['%s: %s' % (b, e) for b, e in errors])))
+        Exception.__init__(self, u"Several errors have been raised:\n%s" % (u'\n'.join((u'%s: %s' % (b, e)) for b, e in errors)))
         self.errors = copy(errors)
 
     def __iter__(self):
@@ -86,7 +86,7 @@ class BackendsCall(object):
         with self.mutex:
             # TODO save backtrace and/or print it here (with debug)
             self.errors.append((b, e))
-            debug(getBacktrace(e))
+            debug(get_backtrace(e))
 
     def _store_result(self, b, r):
         with self.mutex:
diff --git a/weboob/tools/misc.py b/weboob/tools/misc.py
index 7e549bdd..0dac9e9a 100644
--- a/weboob/tools/misc.py
+++ b/weboob/tools/misc.py
@@ -23,7 +23,7 @@ import traceback
 from dateutil import tz
 
 
-__all__ = ['toUnicode', 'local2utc', 'html2text', 'getBacktrace']
+__all__ = ['toUnicode', 'local2utc', 'html2text', 'get_backtrace']
 
 
 def toUnicode(text):
@@ -59,7 +59,7 @@ except ImportError:
     def html2text(s):
         return s
 
-def getBacktrace(empty="Empty backtrace."):
+def get_backtrace(empty="Empty backtrace."):
     """
     Try to get backtrace as string.
     Returns "Error while trying to get backtrace" on failure.