Collapse some cells

Author: gauteh

examples/interactive_opendrift.ipynb

@@ -31,7 +31,11 @@
    "cell_type": "code",
    "execution_count": 2,
    "id": "4baedfb3",
-   "metadata": {},
+   "metadata": {
+    "jupyter": {
+     "source_hidden": true
+    }
+   },
    "outputs": [
     {
      "data": {
@@ -72,7 +76,11 @@
    "cell_type": "code",
    "execution_count": 3,
    "id": "47d3b17a",
-   "metadata": {},
+   "metadata": {
+    "jupyter": {
+     "source_hidden": true
+    }
+   },
    "outputs": [
     {
      "data": {