From 7d3c6b31e7768cd0eaa89a272e7a41f025fae625 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Louis=20V=C3=A9zina?=
 <5130500+morpheus65535@users.noreply.github.com>
Date: Mon, 7 Oct 2019 06:55:00 -0400
Subject: [PATCH] Fix for index out of range when no extension in filename.

---
 libs/subliminal_patch/core.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/libs/subliminal_patch/core.py b/libs/subliminal_patch/core.py
index 77bcd1397..bcfef632b 100644
--- a/libs/subliminal_patch/core.py
+++ b/libs/subliminal_patch/core.py
@@ -612,7 +612,10 @@ def _search_external_subtitles(path, languages=None, only_one=False, scandir_gen
             forced = "forced" in adv_tag
 
         # extract the potential language code
-        language_code = p_root.rsplit(".", 1)[1].replace('_', '-')
+        try:
+            language_code = p_root.rsplit(".", 1)[1].replace('_', '-')
+        except IndexError:
+            language_code = None
 
         # remove possible language code for matching
         p_root_bare = ENDSWITH_LANGUAGECODE_RE.sub("", p_root)