examples: Update by comments

Author: George Bisbas

examples/finance/bs_ivbp.ipynb

@@ -27,11 +27,11 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "dt,tmax,nt; 0.0005 1.0 2001\n",
-      "shape;    (81,)\n",
-      "origin;   (60,)\n",
-      "spacing;  (1.0,)\n",
-      "extent;   80\n"
+      "dt,tmax,nt: 0.0005, 1.0, 2001\n",
+      "shape: (81,)\n",
+      "origin: (60,)\n",
+      "spacing: (1.0,)\n",
+      "extent: 80\n"
      ]
     }
    ],
@@ -100,11 +100,11 @@
     "spacing = (ds0, )\n",
     "extent = int(ds0 * (ns - 1))\n",
     "\n",
-    "print(\"dt,tmax,nt;\", dt0,tmax,nt)\n",
-    "print(\"shape;   \", shape)\n",
-    "print(\"origin;  \", origin)\n",
-    "print(\"spacing; \", spacing)\n",
-    "print(\"extent;  \", extent)"
+    "print(f\"dt,tmax,nt: {dt0}, {tmax}, {nt}\")\n",
+    "print(f\"shape: {shape}\")\n",
+    "print(f\"origin: {origin}\")\n",
+    "print(f\"spacing: {spacing}\")\n",
+    "print(f\"extent: {extent}\")"
    ]
   },
   {
@@ -608,22 +608,11 @@
    "cell_type": "code",
    "execution_count": 10,
    "metadata": {},
-   "outputs": [
-    {
-     "data": {
-      "text/plain": [
-       "np.float64(0.005885208362743295)"
-      ]
-     },
-     "execution_count": 10,
-     "metadata": {},
-     "output_type": "execute_result"
-    }
-   ],
+   "outputs": [],
    "source": [
     "#NBVAL_IGNORE_OUTPUT\n",
     "\n",
-    "np.mean(vals)"
+    "assert np.isclose(np.mean(vals), 0.005885, rtol=1e-4)\n"
    ]
   },
   {

examples/seismic/tutorials/08_snapshotting.ipynb

@@ -91,9 +91,7 @@
     "\n",
     "#NBVAL_IGNORE_OUTPUT\n",
     "#%%flake8\n",
-    "from devito import TimeFunction\n",
-    "from devito import Eq, solve\n",
-    "from devito import Operator\n",
+    "from devito import TimeFunction, Eq, solve, Operator\n",
     "\n",
     "from examples.seismic import Receiver\n",
     "from examples.seismic import RickerSource\n",
@@ -194,7 +192,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "Checking `u.data` spaced by `factor` using matplotlib,"
+    "Checking `u.data` spaced by `factor` using matplotlib."
    ]
   },
   {
@@ -255,7 +253,7 @@
     "#NBVAL_IGNORE_OUTPUT\n",
     "fobj = open(\"naivesnaps.bin\", \"rb\") \n",
     "snaps = np.fromfile(fobj, dtype = np.float32) \n",
-    "snaps = np.reshape(snaps, (nsnaps, vnx, vnz)) #reshape vec2mtx, devito format. nx first\n",
+    "snaps = np.reshape(snaps, (nsnaps, vnx, vnz))  # reshape vec2mtx, devito format. nx first\n",
     "fobj.close()\n",
     "\n",
     "plt.figure(figsize=(20, 20))  # Increases figure size\n",