add assertion dp vs emt to PiLine example notebook

Examples/Notebooks/Components/Line.ipynb

@@ -295,7 +295,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "## Compare DP vs. EMT for PiLine Component "
+    "## Compare PiLine Component DP vs. EMT"
    ]
   },
   {
@@ -307,7 +307,6 @@
     "plt.figure()\n",
     "for name in [('v1_0', 'v1_shift'), ('v2_0', 'v2_shift')]:\n",
     "    plt.plot(piline_component_emt[name[0]].time, np.sqrt(3/2)*piline_component_emt[name[0]].values - piline_component_dp_shifted[name[1]].values, label=name[0]+' vs. '+name[1])\n",
-    "    compare_errors.append(np.absolute(np.sqrt(3/2)*piline_component_emt[name[0]].values - piline_component_dp_shifted[name[1]].values).max())\n",
     "plt.legend()"
    ]
   },
@@ -319,10 +318,27 @@
    "source": [
     "plt.figure()\n",
     "plt.plot(piline_component_emt['iline_0'].time, np.sqrt(3/2)*piline_component_emt['iline_0'].values - piline_component_dp_shifted['iline_shift'].values, label='iline_0'+' vs. '+'iline_shift')\n",
-    "compare_errors.append(np.absolute(np.sqrt(3/2)*piline_component_emt['iline_0'].values - piline_component_dp_shifted['iline_shift'].values).max())\n",
     "plt.legend()"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Assertion DP vs. EMT for PiLine Component"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "compare_errors = []\n",
+    "for name in [('v1_0', 'v1_shift'), ('v2_0', 'v2_shift'), ('iline_0', 'iline_shift')]:\n",
+    "    compare_errors.append(np.absolute(np.sqrt(3/2)*piline_component_emt[name[0]].values - piline_component_dp_shifted[name[1]].values).max())\n",
+    "    print(name[0]+' vs. '+name[1] + ': ' + str(compare_errors[-1]))\n",
+    "assert np.max(compare_errors) < 1e-3"
    ]
   },
   {