Description: Fix endless loop in logger_isa (Python 3.6)
Author: George Psarakis <giwrgos.psarakis@gmail.com>
Origin: upstream, https://github.com/celery/celery/commit/9c950b47eca2b4e93fd2fe52cf80f158e6cf97ad
Forwarded: not-needed
Reviewed-By: Nishanth Aravamudan <nish.aravamudan@canonical.com>
Last-Update: 2017-06-12

--- celery-4.0.2.orig/celery/utils/log.py
+++ celery-4.0.2/celery/utils/log.py
@@ -82,7 +82,7 @@ def logger_isa(l, p, max=1000):
         else:
             if this in seen:
                 raise RuntimeError(
-                    'Logger {0!r} parents recursive'.format(l),
+                    'Logger {0!r} parents recursive'.format(l.name),
                 )
             seen.add(this)
             this = this.parent