From 6568475bc968af8fe3f93bcf7ab9ef810e7275c4 Mon Sep 17 00:00:00 2001
From: Andre Maroneze <andre.maroneze@cea.fr>
Date: Mon, 22 Jul 2024 14:35:28 +0200
Subject: [PATCH] [analysis-scripts] apply suggested improvement by malberti

---
 share/analysis-scripts/external_tool.py | 22 +++++++++-------------
 1 file changed, 9 insertions(+), 13 deletions(-)

diff --git a/share/analysis-scripts/external_tool.py b/share/analysis-scripts/external_tool.py
index 717980c638..29f47bd257 100644
--- a/share/analysis-scripts/external_tool.py
+++ b/share/analysis-scripts/external_tool.py
@@ -48,22 +48,18 @@ def get_command(command: str, env_var_name: str) -> Path | None:
     then in the PATH, then in the resource directory (for a pyinstaller binary)."""
     if command in cached_commands:
         return cached_commands[command]
-    p_str = os.getenv(env_var_name)
+    p_str = os.getenv(env_var_name) or shutil.which(command)
     if p_str:
         p = Path(p_str)
     else:
-        p_str = shutil.which(command)
-        if p_str:
-            p = Path(p_str)
-        else:
-            p = Path(resource_path(command))
-            if not p.exists():
-                if emit_warns:
-                    print(
-                        f"info: optional external command '{command}' not found in PATH;",
-                        f"consider installing it or setting environment variable {env_var_name}",
-                    )
-                p = None
+        p = Path(resource_path(command))
+        if not p.exists():
+            if emit_warns:
+                print(
+                    f"info: optional external command '{command}' not found in PATH;",
+                    f"consider installing it or setting environment variable {env_var_name}",
+                )
+            p = None
     cached_commands[command] = p
     return p
 
-- 
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