From f0c420550706aedb90db588729f39f05044cb547 Mon Sep 17 00:00:00 2001
From: jffmichi <>
Date: Wed, 14 May 2025 21:55:49 +0200
Subject: [PATCH] CAM: prevent marlin postprocessor from always writing to "-"

---
 src/Mod/CAM/Path/Post/scripts/marlin_post.py | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/Mod/CAM/Path/Post/scripts/marlin_post.py b/src/Mod/CAM/Path/Post/scripts/marlin_post.py
index 23d8188389..eee6f05b5c 100644
--- a/src/Mod/CAM/Path/Post/scripts/marlin_post.py
+++ b/src/Mod/CAM/Path/Post/scripts/marlin_post.py
@@ -36,6 +36,7 @@ import Path
 import Path.Base.Util as PathUtil
 import Path.Post.Utils as PostUtils
 import PathScripts.PathUtils as PathUtils
+from builtins import open as pyopen
 
 Revised = "2020-11-03"  # Revision date for this file.
 
@@ -450,8 +451,10 @@ def export(objectslist, filename, argstring):
     print("Done postprocessing.")
 
     # Write the file:
-    with open(filename, "w") as fp:
-        fp.write(final)
+    if not filename == "-":
+        gfile = pyopen(filename, "w")
+        gfile.write(final)
+        gfile.close()
 
     return final