From c46e08973042350e23ff58fb48ae29b8d734b9a5 Mon Sep 17 00:00:00 2001
From: Xichen Wu <102925032+wxicu@users.noreply.github.com>
Date: Tue, 17 Oct 2023 11:48:31 +0200
Subject: [PATCH] fix test warning (#404)

---
 tests/tools/_metadata/test_cell_line.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/tools/_metadata/test_cell_line.py b/tests/tools/_metadata/test_cell_line.py
index 3b2d49ef..8e1e5336 100644
--- a/tests/tools/_metadata/test_cell_line.py
+++ b/tests/tools/_metadata/test_cell_line.py
@@ -29,7 +29,7 @@ def adata(self) -> AnnData:
         }
         cell_line = pd.DataFrame(cell_line)
         obs = pd.concat([cell_line], axis=1)
-        obs = obs.set_index(np.arange(NUM_GENES))
+        obs = obs.set_index(pd.Index([str(i) for i in range(NUM_GENES)]))
         obs.index.rename("index", inplace=True)
         obs["perturbation"] = "Midostaurin"