From 9d27fd191838a9ad706e3cc0a0ea128de97cd09c Mon Sep 17 00:00:00 2001
From: emilyhunt <emily.hunt.physics@gmail.com>
Date: Fri, 17 Oct 2025 16:28:09 +0200
Subject: [PATCH] Add disk space usage warnings

---
 examples/figure_9_and_10.ipynb | 18 +++++++++++++-----
 1 file changed, 13 insertions(+), 5 deletions(-)

diff --git a/examples/figure_9_and_10.ipynb b/examples/figure_9_and_10.ipynb
index aecfb76..8797778 100644
--- a/examples/figure_9_and_10.ipynb
+++ b/examples/figure_9_and_10.ipynb
@@ -7,7 +7,9 @@
    "source": [
     "# Reproducing figures 9 & 10 from the paper\n",
     "\n",
-    "In the paper, we show that proper motion can have a major impact on the detectability of clusters. This notebook presents a quick way to reproduce these figures as an example. By default, the figures use a lower resolution - this makes them a lot quicker to generate."
+    "In the paper, we show that proper motion can have a major impact on the detectability of clusters. This notebook presents a quick way to reproduce these figures as an example. By default, the figures use a lower resolution - this makes them a lot quicker to generate.\n",
+    "\n",
+    "`⚠️ This notebook requires 8 GB+ of disk space to run, as it will need to download the Zucker+25 dust map.`"
    ]
   },
   {
@@ -51,7 +53,9 @@
    "source": [
     "## Make a query grid and grab dust\n",
     "\n",
-    "To start with, we need to look up extinction on a grid in the Milky Way."
+    "To start with, we need to look up extinction on a grid in the Milky Way.\n",
+    "\n",
+    "`⚠️ This will download the Zucker+25 dust map, which takes 8 GB+ of disk space.`"
    ]
   },
   {
@@ -78,7 +82,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": null,
    "id": "c6af9c40",
    "metadata": {},
    "outputs": [
@@ -111,6 +115,10 @@
     "        \"looking up extinction values for this grid.\"\n",
     "    )\n",
     "    bayestar = BayestarWebQuery()\n",
+    "    print(\"--------------------------------\")\n",
+    "    print(\"Downloading Zucker+25 dust map.\")\n",
+    "    print(\"WARNING: this will take at least 8 GB of disk space!\")\n",
+    "    print(\"--------------------------------\")\n",
     "    dustmaps.decaps.fetch(mean_only=True)\n",
     "    decaps = DECaPSQueryLite(mean_only=True)\n",
     "\n",
@@ -346,7 +354,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 9,
+   "execution_count": null,
    "id": "655d697b",
    "metadata": {},
    "outputs": [
@@ -369,7 +377,7 @@
     "    for name in orbit_names\n",
     "]\n",
     "\n",
-    "# Calcualte detection probability of each orbit option\n",
+    "# Calculate detection probability of each orbit option\n",
     "good_points = points['distance'] >= 500\n",
     "points_subset = points.loc[good_points]\n",
     "for orbit, name in zip(orbits, orbit_names):\n",
-- 
2.51.2