Add __all__ to remaining modules

discord/ext/commands/__init__.py

@@ -8,8 +8,8 @@ An extension module to facilitate creation of bot commands.
 :license: MIT, see LICENSE for more details.
 """
 
-from .bot import Bot, AutoShardedBot, when_mentioned, when_mentioned_or
-from .context import Context
+from .bot import *
+from .context import *
 from .core import *
 from .errors import *
 from .help import *

discord/ext/commands/bot.py

@@ -39,6 +39,13 @@ from . import errors
 from .help import HelpCommand, DefaultHelpCommand
 from .cog import Cog
 
+__all__ = (
+    'when_mentioned',
+    'when_mentioned_or',
+    'Bot',
+    'AutoShardedBot',
+)
+
 def when_mentioned(bot, msg):
     """A callable that implements a command prefix equivalent to being mentioned.
 

discord/ext/commands/context.py

@@ -25,6 +25,10 @@ DEALINGS IN THE SOFTWARE.
 import discord.abc
 import discord.utils
 
+__all__ = (
+    'Context',
+)
+
 class Context(discord.abc.Messageable):
     r"""Represents the context in which a command is being invoked under.
 

discord/ext/tasks/__init__.py

@@ -35,6 +35,10 @@ from discord.backoff import ExponentialBackoff
 
 log = logging.getLogger(__name__)
 
+__all__ = (
+    'loop',
+)
+
 class Loop:
     """A background task helper that abstracts the loop and reconnection logic for you.