[commands] Delete module when it does not have a setup function.

2016-08-10 15:09:07 -04:00
parent 6344504dfc
commit 1e9251cfef
1 changed files with 2 additions and 0 deletions
--- a/discord/ext/commands/bot.py
+++ b/discord/ext/commands/bot.py
@@ -712,6 +712,8 @@ class Bot(GroupMixin, discord.Client):

        lib = importlib.import_module(name)
        if not hasattr(lib, 'setup'):
+            del lib
+            del sys.modules[name]
            raise discord.ClientException('extension does not have a setup function')

        lib.setup(self)