From fe16d748195f07af0406d11eb42e343f64de4c6a Mon Sep 17 00:00:00 2001
From: Mariusz Felisiak <felisiak.mariusz@gmail.com>
Date: Wed, 28 Apr 2021 09:20:57 +0200
Subject: [PATCH] Fix running runtests.py without arguments.

Regression in aa12a5f967705f70b1dbe457bb2396d106e3570b.
---
 runtests.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/runtests.py b/runtests.py
index c340b55d8..98f34c067 100755
--- a/runtests.py
+++ b/runtests.py
@@ -45,5 +45,7 @@ if __name__ == "__main__":
             # `runtests.py TestCase [flags]`
             # `runtests.py test_function [flags]`
             pytest_args = ['tests', '-k', pytest_args[0]] + pytest_args[1:]
+    else:
+        pytest_args = []
 
     sys.exit(pytest.main(pytest_args))