From c5c9a14bfa8a6920d6675364cef1d596b76e58a5 Mon Sep 17 00:00:00 2001
From: Marco Gorelli <m.e.gorelli@gmail.com>
Date: Wed, 18 Nov 2020 12:50:22 +0000
Subject: [PATCH] fix ci (#4230)

---
 docs/source/notebooks/AR.ipynb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/docs/source/notebooks/AR.ipynb b/docs/source/notebooks/AR.ipynb
index a3877b91f3a..62b8af42efa 100644
--- a/docs/source/notebooks/AR.ipynb
+++ b/docs/source/notebooks/AR.ipynb
@@ -49,7 +49,7 @@
     "%config InlineBackend.figure_format = 'retina'\n",
     "RANDOM_SEED = 8927\n",
     "np.random.seed(RANDOM_SEED)\n",
-    "az.style.use('arviz-darkgrid')"
+    "az.style.use(\"arviz-darkgrid\")"
    ]
   },
   {
@@ -281,7 +281,7 @@
     "    idata,\n",
     "    lines=[\n",
     "        (\"theta\", {}, true_theta),\n",
-    "        (\"tau\", {}, true_sigma**-2),\n",
+    "        (\"tau\", {}, true_sigma ** -2),\n",
     "        (\"center\", {}, true_center),\n",
     "    ],\n",
     ");"