From 4c3a32b51f56101a1ed788746aeb06b9a75fe7a3 Mon Sep 17 00:00:00 2001
From: Erik Sundell <erik@sundellopensource.se>
Date: Tue, 26 Jan 2021 12:44:17 +0100
Subject: [PATCH] Apply suggestions from code review

Co-authored-by: Min RK <benjaminrk@gmail.com>
---
 jupyterhub/app.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/jupyterhub/app.py b/jupyterhub/app.py
index 028929ca..d5d35d5a 100644
--- a/jupyterhub/app.py
+++ b/jupyterhub/app.py
@@ -862,7 +862,7 @@ class JupyterHub(Application):
     def _validate_secret_key(self, proposal):
         """Coerces strings with even number of hexadecimal characters to bytes."""
         r = proposal['value']
-        if type(r) == str:
+        if isinstance(r, str):
             try:
                 return bytes.fromhex(r)
             except ValueError: