fix the doc error: module 'scipy.misc' has no attribute 'face'

docs/notebooks/convolutions.ipynb

@@ -121,13 +121,13 @@
     }
    ],
    "source": [
-    "from scipy import misc\n",
+    "from scipy import datasets\n",
     "import jax.scipy as jsp\n",
     "\n",
     "fig, ax = plt.subplots(1, 3, figsize=(12, 5))\n",
     "\n",
     "# Load a sample image; compute mean() to convert from RGB to grayscale.\n",
-    "image = jnp.array(misc.face().mean(-1))\n",
+    "image = jnp.array(datasets.face().mean(-1))\n",
     "ax[0].imshow(image, cmap='binary_r')\n",
     "ax[0].set_title('original')\n",
     "\n",

docs/notebooks/convolutions.md

@@ -75,13 +75,13 @@ For example, here is a simple approach to de-noising an image based on convoluti
 :id: Jk5qdnbv6QgT
 :outputId: 292205eb-aa09-446f-eec2-af8c23cfc718
 
-from scipy import misc
+from scipy import datasets
 import jax.scipy as jsp
 
 fig, ax = plt.subplots(1, 3, figsize=(12, 5))
 
 # Load a sample image; compute mean() to convert from RGB to grayscale.
-image = jnp.array(misc.face().mean(-1))
+image = jnp.array(datasets.face().mean(-1))
 ax[0].imshow(image, cmap='binary_r')
 ax[0].set_title('original')
 

docs/requirements.txt

@@ -17,6 +17,7 @@ pytest-xdist
 # Packages used for notebook execution
 matplotlib
 scikit-learn
+pooch
 numpy
 rich[jupyter]
 cmake