# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@logilab.fr>
# Date 1366797529 -7200
# Node ID 2dd134a8699676f7d674e1516072207a610c16e8
# Parent  ddeb02b022225d1d2e700e45e644228c18400cca
[task] allow interval=0 for looping tasks

There is valid usecase for perpetual running task.

diff -r ddeb02b02222 -r 2dd134a86996 doc/3.17.rst
--- a/doc/3.17.rst	Tue Apr 23 18:15:10 2013 +0200
+++ b/doc/3.17.rst	Wed Apr 24 11:58:49 2013 +0200
@@ -32,6 +32,8 @@
   ``ActualNotificationOp`` the new operation use the more efficient *data*
   idiom.
 
+* Looping task can now have a ``0`` interval.
+
 
 Deprecation
 ---------------------
diff -r ddeb02b02222 -r 2dd134a86996 server/utils.py
--- a/server/utils.py	Tue Apr 23 18:15:10 2013 +0200
+++ b/server/utils.py	Wed Apr 24 11:58:49 2013 +0200
@@ -145,8 +145,8 @@
 class LoopTask(object):
     """threaded task restarting itself once executed"""
     def __init__(self, tasks_manager, interval, func, args):
-        if interval <= 0:
-            raise ValueError('Loop task interval must be > 0 '
+        if interval < 0:
+            raise ValueError('Loop task interval must be >= 0 '
                              '(current value: %f for %s)' % \
                              (interval, func_name(func)))
         self._tasks_manager = tasks_manager