Add Reminders cog.

1 files changed, 22 insertions, 0 deletions

diff --git a/bot/utils/scheduling.py b/bot/utils/scheduling.py
new file mode 100644
index 000000000..f9b844046
--- /dev/null
+++ b/bot/utils/scheduling.py
@@ -0,0 +1,22 @@
+import asyncio
+import contextlib
+
+
+def create_task(loop: asyncio.AbstractEventLoop, coro_or_future):
+    """
+    Creates an asyncio.Task object from a coroutine or future object.
+
+    :param loop: the asyncio event loop.
+    :param coro_or_future: the coroutine or future object to be scheduled.
+    """
+
+    task: asyncio.Task = asyncio.ensure_future(coro_or_future, loop=loop)
+
+    # Silently ignore exceptions in a callback (handles the CancelledError nonsense)
+    task.add_done_callback(_silent_exception)
+    return task
+
+
+def _silent_exception(future):
+    with contextlib.suppress(Exception):
+        future.exception()