From 5a3515aa5e4a7eb2afd07b8c05bed495b57bc4bb Mon Sep 17 00:00:00 2001
From: Anze Staric <anze@naringi.bio>
Date: Tue, 21 Mar 2023 14:07:50 +0100
Subject: [PATCH] test_pipelines: ignore empty lines

somehow stderr includes an empty line when run on pypy
---
 tests/test_pipelines.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tests/test_pipelines.py b/tests/test_pipelines.py
index 80a849497..3973f5ae9 100644
--- a/tests/test_pipelines.py
+++ b/tests/test_pipelines.py
@@ -79,9 +79,9 @@ def get_output_with_iter_lines(cmd: BaseCommand) -> Tuple[List[str], List[str]]:
     stderr, stdout = [], []
     proc = cmd.popen()
     for stdout_line, stderr_line in proc.iter_lines(retcode=[0, None]):
-        if stderr_line is not None:
+        if stderr_line:
             stderr.append(stderr_line)
-        if stdout_line is not None:
+        if stdout_line:
             stdout.append(stdout_line)
     proc.wait()
     return stdout, stderr