Use a queue to treat incoming messages instead of using server thread to answer

consumer.py

@@ -0,0 +1,49 @@
+# -*- coding: utf-8 -*-
+
+# Nemubot is a modulable IRC bot, built around XML configuration files.
+# Copyright (C) 2012  Mercier Pierre-Olivier
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# 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 Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+import queue
+import threading
+
+from message import Message
+
+class Consumer(threading.Thread):
+    def __init__(self, context):
+        self.context = context
+        self.stop = False
+        threading.Thread.__init__(self)
+
+    def run(self):
+        try:
+            while not self.stop:
+                (srv, raw, prvt) = self.context.msg_queue.get(True, 20)
+
+                # Create the message
+                try:
+                    msg = Message(srv, raw, prvt)
+                    msg.treat(self.context.hooks)
+                except:
+                    print ("\033[1;31mERROR:\033[0m occurred during the "
+                           "processing of the message: %s" % line)
+                    exc_type, exc_value, exc_traceback = sys.exc_info()
+                    traceback.print_exception(exc_type, exc_value,
+                                              exc_traceback)
+
+        except queue.Empty:
+            pass
+        finally:
+            self.context.msg_thrd_size -= 2