Ignore changes in the kernel display name

jupytext/compare.py

@@ -66,13 +66,18 @@ def filtered_cell(cell, preserve_outputs, cell_metadata_filter):
     return filtered
 
 
-def filtered_notebook_metadata(notebook):
+def filtered_notebook_metadata(notebook, ignore_display_name=False):
     """Notebook metadata, filtered for metadata added by Jupytext itself"""
     metadata = filter_metadata(
         notebook.metadata,
         notebook.metadata.get("jupytext", {}).get("notebook_metadata_filter"),
         _DEFAULT_NOTEBOOK_METADATA,
     )
+
+    # The display name for the kernel might change (Quarto format on the CI)
+    if ignore_display_name:
+        metadata.get("kernelspec", {}).pop("display_name", None)
+
     if "jupytext" in metadata:
         del metadata["jupytext"]
     return metadata
@@ -149,9 +154,12 @@ def compare_notebooks(
     # Compare notebook metadata
     modified_metadata = False
     try:
+        ignore_display_name = (
+            fmt.get("extension") == ".qmd" and allow_expected_differences
+        )
         compare(
-            filtered_notebook_metadata(notebook_actual),
-            filtered_notebook_metadata(notebook_expected),
+            filtered_notebook_metadata(notebook_actual, ignore_display_name),
+            filtered_notebook_metadata(notebook_expected, ignore_display_name),
         )
     except AssertionError as error:
         if raise_on_first_difference: