Create LetterObserver.py

Module chooses a random letter from the German alphabet (includig ä, ö, ü; not including ß)

FaustBot/Modules/LetterObserver.py

@@ -0,0 +1,26 @@
+from FaustBot.Communication import Connection
+from FaustBot.Modules.PrivMsgObserverPrototype import PrivMsgObserverPrototype
+
+import random
+
+class LetterObserver(PrivMsgObserverPrototype):
+    @staticmethod
+    def cmd():
+        return [".abc"]
+
+    @staticmethod
+    def help():
+        return ".abc - wählt einen zufälligen Buchstaben aus"
+
+    def update_on_priv_msg(self, data: dict, connection: Connection):
+        if data['message'].find('.abc') == -1:
+            return
+
+        alphabet = ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j',
+                    'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't',
+                    'u', 'v', 'w', 'x', 'y', 'z', 'ä', 'ö', 'ü']
+
+        #choose a random letter from alphabet list
+        letter = random.choice(alphabet).upper()
+
+        connection.send_back('Gewählter Buchstabe: ' + letter, data)