--- /usr/lib/python3.5/logging/__init__.py	2016-03-03 10:44:13.000000000 +0100
+++ logging.py	2016-05-12 11:14:01.180252263 +0200
@@ -1247,6 +1247,7 @@ class Logger(Filterer):
         self.propagate = True
         self.handlers = []
         self.disabled = False
+        self.child_sep = '.'
 
     def setLevel(self, level):
         """
@@ -1536,7 +1537,7 @@ class Logger(Filterer):
         __name__ rather than a literal string.
         """
         if self.root is not self:
-            suffix = '.'.join((self.name, suffix))
+            suffix = self.child_sep.join((self.name, suffix))
         return self.manager.getLogger(suffix)
 
 class RootLogger(Logger):
@@ -1760,6 +1761,9 @@ def basicConfig(**kwargs):
             level = kwargs.pop("level", None)
             if level is not None:
                 root.setLevel(level)
+            child_sep = kwargs.pop("child_sep", None)
+            if child_sep is not None:
+                root.child_sep = child_sep
             if kwargs:
                 keys = ', '.join(kwargs.keys())
                 raise ValueError('Unrecognised argument(s): %s' % keys)