From c0f37c48a13e92e719dfa201b982748215a9d19e Mon Sep 17 00:00:00 2001
From: Min RK <benjaminrk@gmail.com>
Date: Mon, 9 Apr 2018 11:16:17 +0200
Subject: [PATCH] fix wait for spawn future

asyncio.wait takes a list
---
 jupyterhub/apihandlers/users.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/jupyterhub/apihandlers/users.py b/jupyterhub/apihandlers/users.py
index 7da87562..6811bf38 100644
--- a/jupyterhub/apihandlers/users.py
+++ b/jupyterhub/apihandlers/users.py
@@ -349,7 +349,7 @@ class SpawnProgressAPIHandler(APIHandler):
         if spawner._spawn_pending:
             # wait for spawn_future to complete
             # (ignore errors, which will be logged elsewhere)
-            await asyncio.wait(spawn_future)
+            await asyncio.wait([spawn_future])
 
         # progress and spawn finished, check if spawn succeeded
         if spawner.ready: