add cancel button

commands.py

@@ -554,4 +554,10 @@ def more(handler):
     #options['Leave game'] = 'leave'
     options['Delete game'] = 'delgame'
     options['Go to official site ->'] = {'url': 'https://github.com/simonebaracchi/rpgbot'}
+    options['Cancel'] = 'cancel'
     handler.send('How can I help you?', options=options, allowedit=True)
+
+@add_command('cancel')
+def cancel(handler):
+    handler.delete()
+

keyboard.py

@@ -116,6 +116,7 @@ class MessageHandler(telepot.helper.ChatHandler):
         if target is None:
             if self.message is not None:
                 self.bot.deleteMessage(self.message)
+                self.message = None
             sent = self.bot.sendMessage(self.chat_id, msg, disable_web_page_preview=disablepreview, reply_markup=keyboard)
             if allowedit:
                 self.message = telepot.message_identifier(sent)
@@ -124,6 +125,10 @@ class MessageHandler(telepot.helper.ChatHandler):
         else:
             self.bot.sendMessage(target, msg, disable_web_page_preview=disablepreview, reply_markup=keyboard)
 
+    def delete(self):
+        self.bot.deleteMessage(self.message)
+        self.message = None
+
     def on_callback_query(self, msg):
         query_id, from_id, query_data = telepot.glance(msg, flavor='callback_query')
         #self.bot.sendMessage(from_id, str(msg))