random: only pick a choice if there are at least 2

config.json.example

@@ -110,7 +110,8 @@
     },
     "random": {
       "commands": ["choose"],
-      "separator": "or"
+      "separator": "or",
+      "not_enough": "Not enough choices!"
     },
     "sleep": {
       "commands": ["sleep", "wake up"],

edmond/plugins/random.py

@@ -5,7 +5,7 @@ from edmond.plugin import Plugin
 
 class RandomPlugin(Plugin):
 
-    REQUIRED_CONFIGS = ["commands", "separator"]
+    REQUIRED_CONFIGS = ["commands", "separator", "not_enough"]
 
     def __init__(self, bot):
         super().__init__(bot)
@@ -16,8 +16,10 @@ class RandomPlugin(Plugin):
         separator = self.config["separator"]
         choices = self.command.content.split(f" {separator} ")
         self.bot.log_d(f"Choices: {choices}")
-        if len(choices):
+        if len(choices) > 1:
             choice = random.choice(choices)
             if choice:
                 self.bot.say(event.target, choice)
+        else:
+            self.bot.say(event.target, self.config["not_enough"])
         return True