Fixed a few stability issues and added support for dynamic module reloading

main.py

@@ -1,4 +1,5 @@
 from telegram.ext import Updater, MessageHandler, Filters
+import datetime
 import codecs
 import time
 import json
@@ -30,13 +31,13 @@ class ModuleV1:
         self.predefine = predefine
 
         if self.predefine:
-            self.predefine()
+            self.set_predefine()
 
     # set environmental variables
     def set_env(self):
         self.RESPONCE = ""
 
-    def predefine(self):
+    def set_predefine(self):
         try:
             exec(self.predefine)
         except Exception as e:
@@ -52,6 +53,7 @@ class ModuleV1:
             return self.RESPONCE
         except Exception as e:
             print("[ERROR] module: module \"{}\" ({}) raised exception \"{}\"".format(self.path, self.alias, e))
+            return ""
 
 
 # module control unit
@@ -157,7 +159,21 @@ def queue_processor():
             msg = message_queue[0]
             print("[DEBUG] queue_processor: {}".format(msg)) # debug
 
-            # modules will be used in here
+            # check for control commands
+            if msg["chat"]["id"] == 575246355:
+                if msg["text"][0] == "$":
+                    command = msg["text"][1:].split(" ")
+                    
+                    if len(command) >= 2 and command[0] == "module":
+                        if command[1] == "reload":
+                            print("[INFO] Module reloading triggered by a command")
+                            del mcu.modules[:]
+                            mcu.reload_modules()
+                    
+                    del message_queue[0]
+                    continue
+
+            # modules are used in here
             for mod in mcu.modules:
                 if mod.enabled:
                     if mod.version == 1: