From c7f63bd270d81f75abdf0282bd3c4be4de02bdbd Mon Sep 17 00:00:00 2001
From: Anthonios Partheniou <partheniou@google.com>
Date: Fri, 13 Oct 2023 16:59:44 +0000
Subject: [PATCH] Address review comments

---
 google/api_core/bidi.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/google/api_core/bidi.py b/google/api_core/bidi.py
index 17d9fc9f..0eb4a5dc 100644
--- a/google/api_core/bidi.py
+++ b/google/api_core/bidi.py
@@ -265,6 +265,9 @@ def add_done_callback(self, callback):
         self._callbacks.append(callback)
 
     def _on_call_done(self, future):
+        # Note that grpc's "future" here is also a grpc.RpcError.
+        # `grpc.RpcError` is also `grpc.call` based on
+        # https://github.com/grpc/grpc/issues/10885#issuecomment-302651331
         for callback in self._callbacks:
             callback(future)