From 52961d71f59d53fc98273729dc828b240ebb92b0 Mon Sep 17 00:00:00 2001
From: Rahul Ahuja <rah.ahuja@gmail.com>
Date: Sat, 5 Oct 2019 16:30:24 -0700
Subject: [PATCH] Add defaults to docstring

---
 beets/plugins.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/beets/plugins.py b/beets/plugins.py
index f4c78d55d..d85f53f65 100644
--- a/beets/plugins.py
+++ b/beets/plugins.py
@@ -671,10 +671,11 @@ class MetadataSourcePlugin(object):
         :param artists: Iterable of artist dicts or lists returned by API.
         :type artists: list[dict] or list[list]
         :param id_key: Key or index corresponding to the value of ``id`` for
-            the main/first artist.
+            the main/first artist. Defaults to 'id'.
         :type id_key: str or int
         :param name_key: Key or index corresponding to values of names
             to concatenate for the artist string (containing all artists).
+            Defaults to 'name'.
         :type name_key: str or int
         :return: Normalized artist string.
         :rtype: str