From b24b45ce7c6607a08c0bdb9113b14151f83f11a7 Mon Sep 17 00:00:00 2001
From: Igor Chubin <igor@chub.in>
Date: Thu, 11 Jun 2020 13:17:16 +0000
Subject: [PATCH] oeis: replace groups of non-alpha with spaces (#187)

---
 lib/adapter/cmd.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/adapter/cmd.py b/lib/adapter/cmd.py
index 7ecbdf30..be1df97f 100644
--- a/lib/adapter/cmd.py
+++ b/lib/adapter/cmd.py
@@ -133,7 +133,7 @@ def _get_command(self, topic, request_options=None):
         # Replace all non (alphanumeric, '-') chars with Spaces to delimit args to oeis.sh
         if topic.startswith("oeis/"):
             topic = topic[5:]
-            topic = re.sub('[^a-zA-Z0-9-]', ' ', topic)
+            topic = re.sub('[^a-zA-Z0-9-]+', ' ', topic)
 
         return cmd + [topic]