From ac04f93bbb982fb6eedb6b4f5db03eec1aca2a68 Mon Sep 17 00:00:00 2001
From: "pre-commit-ci[bot]"
 <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Date: Mon, 27 Jul 2026 16:46:04 +0000
Subject: [PATCH 1/2] chore: update pre-commit hooks
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

updates:
- [github.com/astral-sh/ruff-pre-commit: v0.11.13 → v0.16.0](https://github.com/astral-sh/ruff-pre-commit/compare/v0.11.13...v0.16.0)
- [github.com/pre-commit/pre-commit-hooks: v5.0.0 → v6.0.0](https://github.com/pre-commit/pre-commit-hooks/compare/v5.0.0...v6.0.0)
- [github.com/kynan/nbstripout: 0.8.1 → 0.9.1](https://github.com/kynan/nbstripout/compare/0.8.1...0.9.1)
---
 .pre-commit-config.yaml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index d2075a6..25b05a7 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -8,7 +8,7 @@ ci:
 
 repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: "v0.11.13"
+    rev: "v0.16.0"
     hooks:
       - id: ruff
         types_or: [python, pyi, jupyter]
@@ -17,7 +17,7 @@ repos:
         types_or: [python, pyi, jupyter]
 
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v5.0.0
+    rev: v6.0.0
     hooks:
       - id: trailing-whitespace
         exclude: '.*\.fits$'
@@ -31,7 +31,7 @@ repos:
         args: ["--maxkb=10000"]
 
   - repo: https://github.com/kynan/nbstripout
-    rev: 0.8.1
+    rev: 0.9.1
     hooks:
       - id: nbstripout
         args: ["--extra-keys=metadata.kernelspec metadata.language_info.version metadata.toc"]

From 783815ad49c641d09afa32dc357e311e963dbdba Mon Sep 17 00:00:00 2001
From: "pre-commit-ci[bot]"
 <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Date: Mon, 27 Jul 2026 16:47:19 +0000
Subject: [PATCH 2/2] style: pre-commit fixes

---
 quantities.ipynb | 42 +++++++++++++++++++++---------------------
 1 file changed, 21 insertions(+), 21 deletions(-)

diff --git a/quantities.ipynb b/quantities.ipynb
index 581e51e..cfbc1dd 100755
--- a/quantities.ipynb
+++ b/quantities.ipynb
@@ -55,8 +55,8 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "import numpy as np\n",
     "import matplotlib.pyplot as plt\n",
+    "import numpy as np\n",
     "\n",
     "# You shouldn't use the `seed` function in real science code, but we use it here for example purposes.\n",
     "# It makes the \"random\" number generator always give the same numbers wherever you run it.\n",
@@ -161,9 +161,9 @@
    "outputs": [],
    "source": [
     "print(\n",
-    "    \"\"\"Half light radius\n",
-    "value: {0}\n",
-    "unit: {1}\"\"\".format(Reff.value, Reff.unit)\n",
+    "    f\"\"\"Half light radius\n",
+    "value: {Reff.value}\n",
+    "unit: {Reff.unit}\"\"\"\n",
     ")"
    ]
   },
@@ -181,9 +181,9 @@
    "outputs": [],
    "source": [
     "print(\n",
-    "    \"\"\"Half light radius\n",
-    "value: {0.value}\n",
-    "unit: {0.unit}\"\"\".format(Reff)\n",
+    "    f\"\"\"Half light radius\n",
+    "value: {Reff.value}\n",
+    "unit: {Reff.unit}\"\"\"\n",
     ")"
    ]
   },
@@ -200,7 +200,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "print(\"{0:.3g}\".format(Reff.to(u.m)))"
+    "print(f\"{Reff.to(u.m):.3g}\")"
    ]
   },
   {
@@ -228,9 +228,9 @@
    "outputs": [],
    "source": [
     "print(\n",
-    "    \"\"\"First 10 radial velocity measurements: \n",
-    "{0}\n",
-    "{1}\"\"\".format(v[:10], v.to(u.m / u.s)[:10])\n",
+    "    f\"\"\"First 10 radial velocity measurements: \n",
+    "{v[:10]}\n",
+    "{v.to(u.m / u.s)[:10]}\"\"\"\n",
     ")"
    ]
   },
@@ -282,7 +282,7 @@
    "outputs": [],
    "source": [
     "sigma = np.sqrt(np.sum((v - np.mean(v)) ** 2) / np.size(v))\n",
-    "print(\"Velocity dispersion: {0:.2f}\".format(sigma))"
+    "print(f\"Velocity dispersion: {sigma:.2f}\")"
    ]
   },
   {
@@ -355,10 +355,10 @@
    "outputs": [],
    "source": [
     "print(\n",
-    "    \"\"\"Galaxy mass\n",
-    "in solar units: {0:.3g}\n",
-    "SI units: {1:.3g}\n",
-    "CGS units: {2:.3g}\"\"\".format(M.to(u.Msun), M.si, M.cgs)\n",
+    "    f\"\"\"Galaxy mass\n",
+    "in solar units: {M.to(u.Msun):.3g}\n",
+    "SI units: {M.si:.3g}\n",
+    "CGS units: {M.cgs:.3g}\"\"\"\n",
     ")"
    ]
   },
@@ -562,9 +562,9 @@
     "# Average velocity bin width\n",
     "dv = (v.max() - v.min()) / len(v)\n",
     "print(\n",
-    "    \"\"\"dra = {0}\n",
-    "ddec = {1}\n",
-    "dv = {2}\"\"\".format(dra.to(u.arcsec), ddec.to(u.arcsec), dv)\n",
+    "    f\"\"\"dra = {dra.to(u.arcsec)}\n",
+    "ddec = {ddec.to(u.arcsec)}\n",
+    "dv = {dv}\"\"\"\n",
     ")"
    ]
   },
@@ -607,7 +607,7 @@
     "    interpolation=\"nearest\",\n",
     "    aspect=\"equal\",\n",
     ")\n",
-    "plt.colorbar().set_label(\"Intensity ({})\".format(intcloud.unit))\n",
+    "plt.colorbar().set_label(f\"Intensity ({intcloud.unit})\")\n",
     "plt.xlabel(\"RA (deg)\")\n",
     "plt.ylabel(\"Dec (deg)\");"
    ]
@@ -746,7 +746,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "print(\"{0}\\n{1}\".format(B, B.decompose()))"
+    "print(f\"{B}\\n{B.decompose()}\")"
    ]
   },
   {