reset default plot background to match site light/dark mode

Author: jeffjennings

1_SpectroscopicTraceTutorial.ipynb

@@ -74,7 +74,7 @@
     "import matplotlib.pyplot as plt\n",
     "\n",
     "plt.rcParams[\"image.origin\"] = \"lower\"\n",
-    "plt.style.use(\"dark_background\")  # Optional!"
+    "# plt.style.use(\"dark_background\")  # Optional!"
    ]
   },
   {

2_WavelengthCalibration.ipynb

@@ -48,9 +48,9 @@
     "plt.rcParams[\"image.origin\"] = (\n",
     "    \"lower\"  # we want to show images, not matrices, so we set the origin to the lower-left\n",
     ")\n",
-    "plt.style.use(\n",
-    "    \"dark_background\"\n",
-    ")  # Optional configuration: if run, this will look nice on dark background notebooks"
+    "# plt.style.use(\n",
+    "#     \"dark_background\"\n",
+    "# )  # Optional configuration: if run, this will look nice on dark background notebooks"
    ]
   },
   {

3_Trace_Extract_Wavelength-CalibrateSpectrum.ipynb

@@ -42,7 +42,7 @@
     "import numpy as np\n",
     "import matplotlib.pyplot as plt\n",
     "\n",
-    "plt.style.use(\"dark_background\")"
+    "# plt.style.use(\"dark_background\")"
    ]
   },
   {