update the tuto md

Author: quentinblampey

CONTRIBUTING.md

@@ -107,3 +107,12 @@ Serve docs locally:
 ```sh
 uv run poe docs
 ```
+
+### Updating the tutorial
+
+Update the `.ipynb`, and then re-convert to markdown (currently, `.ipynb` is not supported by Zensical):
+
+```sh
+cd docs/tutorials
+uv run jupyter nbconvert usage.ipynb --to markdown
+```

docs/tutorials/usage.ipynb

@@ -692,7 +692,7 @@
     "print(\"Omics sources loaded:\")\n",
     "for name, df in omics_df.items():\n",
     "    print(f\"  {name:10s}  {df.shape[0]:>4d} samples * {df.shape[1]:>4d} features\")\n",
-    "print(f\"\\nClinical data  : {clinical_df.shape[0]} rows * {clinical_df.shape[1]} columns\")\n"
+    "print(f\"\\nClinical data  : {clinical_df.shape[0]} rows * {clinical_df.shape[1]} columns\")"
    ]
   },
   {