WIP: ENH: Show tree to see where notebooks are

Show tree in tox command to see where notebooks are.

docs/notebooks/dmri_covariance.ipynb

@@ -25,11 +25,13 @@
     "import numpy as np\n",
     "\n",
     "from nifreeze.model.gpr import (\n",
-    "    compute_pairwise_angles,\n",
+    "    compute_angles,\n",
     "    exponential_covariance,\n",
     "    spherical_covariance,\n",
     ")\n",
     "\n",
+    "Intentional put to fail\n",
+    "\n",
     "# Use LaTeX for rendering\n",
     "mpl.rcParams[\"text.usetex\"] = True\n",
     "# load the xfrac package\n",

tools/run_notebooks.py

@@ -0,0 +1,5 @@
+import glob
+import subprocess
+import sys
+
+sys.exit(subprocess.call(["pytest", "--nbmake"] + glob.glob("docs/notebooks/*.ipynb")))

tox.ini

@@ -63,9 +63,13 @@ pass_env =
   ITK_GLOBAL_DEFAULT_NUMBER_OF_THREADS
   PATH
 extras = notebooks
+allowlist_externals =
+    tree
 commands =
-  ls -la {toxinidir}
-  pytest --nbmake {toxinidir}/docs/notebooks/*ipynb
+   # pytest --nbmake docs/notebooks/*.ipynb
+   # not working due to https://github.com/tox-dev/tox/issues/1571
+   tree {toxinidir}
+   python {toxinidir}/tools/run_notebooks.py
 
 [testenv:docs]
 description = Build documentation site