Renamed on_no_hosts_matched/on_no_hosts_remaining to correct names in noop…

Renamed on_no_hosts_matched/on_no_hosts_remaining to correct names in noop callback, added methods to callback plugin examples.

lib/ansible/callback_plugins/noop.py

@@ -63,10 +63,10 @@ class CallbackModule(object):
     def playbook_on_notify(self, host, handler):
         pass
 
-    def on_no_hosts_matched(self):
+    def playbook_on_no_hosts_matched(self):
         pass
 
-    def on_no_hosts_remaining(self):
+    def playbook_on_no_hosts_remaining(self):
         pass
 
     def playbook_on_task_start(self, name, is_conditional):

plugins/callbacks/log_plays.py

@@ -90,6 +90,12 @@ class CallbackModule(object):
     def playbook_on_notify(self, host, handler):
         pass
 
+    def playbook_on_no_hosts_matched(self):
+        pass
+
+    def playbook_on_no_hosts_remaining(self):
+        pass
+
     def playbook_on_task_start(self, name, is_conditional):
         pass
 

plugins/callbacks/osx_say.py

@@ -67,6 +67,12 @@ class CallbackModule(object):
     def playbook_on_notify(self, host, handler):
         say("pew", LASER_VOICE)
 
+    def playbook_on_no_hosts_matched(self):
+        pass
+
+    def playbook_on_no_hosts_remaining(self):
+        pass
+
     def playbook_on_task_start(self, name, is_conditional):
         if not is_conditional:
             say("Starting task: %s" % name, REGULAR_VOICE)