Couple improvements in Notebooks + fix path to vtk file

Author: martinRenou

notebooks/07.More-libraries/07.05-ipycytoscape.ipynb

@@ -129,7 +129,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "bar = ColorBar(colored_mesh)\n",
+    "bar = ColorBar(colored_mesh, layout=dict(width='40%'))\n",
     "bar"
    ]
   },
@@ -172,7 +172,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "mesh2 = TetraMesh.from_vtk('images/piston.vtu')\n",
+    "mesh2 = TetraMesh.from_vtk('../images/piston.vtu')\n",
     "\n",
     "iso2 = IsoColor(mesh2, input=('RESU____DEPL', 'DX'), min=-1.3931281e-06, max=1.3929895e-06)\n",
     "\n",
@@ -207,9 +207,9 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "widgets-tutorial",
+   "display_name": "Python 3",
    "language": "python",
-   "name": "widgets-tutorial"
+   "name": "python3"
   },
   "language_info": {
    "codemirror_mode": {
@@ -221,7 +221,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.8.0"
+   "version": "3.9.5"
   }
  },
  "nbformat": 4,