abstraction on scheduler

weboob/scheduler.py

@@ -0,0 +1,46 @@
+# -*- coding: utf-8 -*-
+
+"""
+Copyright(C) 2010  Romain Bignon
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, version 3 of the License.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+"""
+
+import sched
+import time
+
+class Scheduler(object):
+    def __init__(self):
+        self.scheduler = sched.scheduler(time.time, time.sleep)
+        self.running = False
+
+    def schedule(self, interval, function, *args):
+        return self.scheduler.enter(interval, 1, function, args)
+
+    def repeat(self, interval, function, *args):
+        return self.scheduler.enter(interval, 1, self._repeated_cb, (interval, function, args))
+
+    def run(self):
+        self.running = True
+        while self.running:
+            self.scheduler.run()
+        return True
+
+    def want_stop(self):
+        self.running = False
+
+    def _repeated_cb(self, interval, func, args):
+        func(*args)
+        self.repeat(interval, func, *args)