From ce6b8be7d74e0e4f7c99a91ac661b424e84e5ce3 Mon Sep 17 00:00:00 2001
From: Phillip Cloud <417981+cpcloud@users.noreply.github.com>
Date: Fri, 18 Feb 2022 05:52:56 -0500
Subject: [PATCH] python3Packages.pyarrow: use extglob to reduce preCheck code

---
 pkgs/development/python-modules/pyarrow/default.nix | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/pkgs/development/python-modules/pyarrow/default.nix b/pkgs/development/python-modules/pyarrow/default.nix
index 502840048ce4..d48fedc6431b 100644
--- a/pkgs/development/python-modules/pyarrow/default.nix
+++ b/pkgs/development/python-modules/pyarrow/default.nix
@@ -84,10 +84,8 @@ buildPythonPackage rec {
 
   dontUseSetuptoolsCheck = true;
   preCheck = ''
-    mv pyarrow/tests tests
-    rm -rf pyarrow
-    mkdir pyarrow
-    mv tests pyarrow/tests
+    shopt -s extglob
+    rm -r pyarrow/!(tests)
   '';
 
   pythonImportsCheck = map (module: "pyarrow.${module}") [