From af646f42e0186d473f1c3bf0d2d9bf32b097c1bf Mon Sep 17 00:00:00 2001
From: John Vandenberg <john.vandenberg1@bhp.com>
Date: Fri, 8 Oct 2021 18:55:16 +0800
Subject: [PATCH] fix mypy error

os.cpu_count can return None.
---
 src/djlint/__init__.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/djlint/__init__.py b/src/djlint/__init__.py
index fcada87..46580c2 100644
--- a/src/djlint/__init__.py
+++ b/src/djlint/__init__.py
@@ -264,7 +264,7 @@ def main(
     if temp_file is None or (reformat is False and check is False):
         echo()
 
-    worker_count = os.cpu_count()
+    worker_count = os.cpu_count() or 1
 
     if sys.platform == "win32":
         # Work around https://bugs.python.org/issue26903