always use "-" as delimiter

mwouts · Dec 16, 2024 · 1f5c68a · 1f5c68a
1 parent 2b2d4c2
commit 1f5c68a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/jupytext/cli.py b/src/jupytext/cli.py
@@ -1189,7 +1189,7 @@ def pipe_notebook(
     command = shlex.split(command)
     if "{}" in command:
         if prefix is not None:
-            prefix = prefix + (" " if " " in prefix else "-")
+            prefix = prefix + "-"
         tmp_file_args = dict(
             mode="w+",
             encoding="utf8",