Test: Actually close files after yourself

task_autotest/test.py

@@ -21,9 +21,10 @@ def test_task_commit(task_path, commit, workdir="_test"):
         f.write(str(int(start_time)))
 
     def run_pisek(args, output):
+        with open(os.path.join(outdir, output), "w") as out:
             return subprocess.run(
                 ["pisek"] + args,
-            stdout=open(os.path.join(outdir, output), "w"),
+                stdout=out,
                 stderr=subprocess.STDOUT,
                 text=True,
                 cwd=os.path.join(config.REPO_DIR, workdir, task_path),