back to serial nb execution

.github/workflows/examples_check.yml

@@ -49,16 +49,10 @@ jobs:
     - name: Execute notebooks and check for errors
       run: |
         cd docs/examples
-        # Function to process a notebook
-        process_notebook() {
-            notebook="$1"
-            echo "Processing $notebook..."
-            poetry run jupyter nbconvert --to notebook --execute "$notebook"
-            if [ $? -ne 0 ]; then
-                echo "Error found in $notebook"
-                exit 1
-            fi
-        }
-        export -f process_notebook  # Export the function for parallel execution
-        # Run in parallel
-        ls *.ipynb | parallel process_notebook
+        for notebook in $(ls *.ipynb); do
+          poetry run jupyter nbconvert --to notebook --execute "$notebook"
+          if [ $? -ne 0 ]; then
+            echo "Error found in $notebook"
+            exit 1
+          fi
+        done