Deseasonify: implement __str__ for Month enum

This way, we can standardize the way Months are shown to both the user
and the developer. Note that if passing a Month member to an f-string,
the `!s` format code must be specified to ensure our __str__ is used.

Co-authored-by: MarkKoz <[email protected]>

1 files changed, 6 insertions, 1 deletions

diff --git a/bot/utils/__init__.py b/bot/utils/__init__.py
index 69bff4de..35ef0a7b 100644
--- a/bot/utils/__init__.py
+++ b/bot/utils/__init__.py
@@ -3,7 +3,7 @@ import contextlib
 import re
 import string
 from datetime import datetime
-from typing import List
+from typing import Iterable, List
 
 import discord
 from discord.ext.commands import BadArgument, Context
@@ -12,6 +12,11 @@ from bot.constants import Client, Month
 from bot.utils.pagination import LinePaginator
 
 
+def human_months(months: Iterable[Month]) -> str:
+    """Build a comma separated list of `months`."""
+    return ", ".join(str(m) for m in months)
+
+
 def resolve_current_month() -> Month:
     """
     Determine current month w.r.t. `Client.month_override` env var.