Add workshop 2022 details

Author: ml-evs

README.md

@@ -24,6 +24,9 @@ exercises were initially provided to accompany the following workshops:
 -   ICTP-EAIFR [Training School: Working with Materials Databases and
     OPTIMADE](https://eaifr.ictp.it/about/news/ml-for-es-and-md/),
     November-December 2021.
+-   CECAM Flagship Workshop [Open Databases Integration for Materials
+    Design](https://www.cecam.org/workshop-details/1120), May 30, 2022 -
+    June 3, 2022.
 
 This document is hosted on
 [GitHub](https://github.com/Materials-Consortia/optimade-tutorial-exercises),
@@ -525,3 +528,18 @@ while True:
 ```
 
 </div>
+
+<div class="cell markdown">
+
+### Using `optimade-python-tools`
+
+Since the v0.18.0 release of
+[`optimade-python-tools`](https://github.com/Materials-Consortia/optimade-python-tools),
+the package has contained an OPTIMADE client class that can be used to
+query multiple databases simultaneously.
+
+The usage guide for this class can be found in the [online
+documentation](https://www.optimade.org/optimade-python-tools/latest/getting_started/client/)
+for the package.
+
+</div>

notebooks/exercises.ipynb

@@ -21,6 +21,7 @@
     "These open-ended exercises were initially provided to accompany the following workshops:\n",
     "- NOMAD CoE [Tutorial 6: OPTIMADE](https://th.fhi-berlin.mpg.de/meetings/nomad-tutorials/index.php?n=Meeting.Tutorial6), 7-8 September 2021\n",
     "- ICTP-EAIFR [Training School: Working with Materials Databases and OPTIMADE](https://eaifr.ictp.it/about/news/ml-for-es-and-md/), November-December 2021.\n",
+    "- CECAM Flagship Workshop [Open Databases Integration for Materials Design](https://www.cecam.org/workshop-details/1120), May 30, 2022 - June 3, 2022.\n",
     "\n",
     "This document is hosted on [GitHub](https://github.com/Materials-Consortia/optimade-tutorial-exercises), and all feedback or  suggestions for new exercises can be provided as an issue or pull request in that repository.\n",
     "\n",
@@ -399,6 +400,17 @@
     "    if offset > 100:\n",
     "        break"
    ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "### Using `optimade-python-tools`\n",
+    "\n",
+    "Since the v0.18.0 release of [`optimade-python-tools`](https://github.com/Materials-Consortia/optimade-python-tools), the package has contained an OPTIMADE client class that can be used to query multiple databases simultaneously.\n",
+    "\n",
+    "The usage guide for this class can be found in the [online documentation](https://www.optimade.org/optimade-python-tools/latest/getting_started/client/) for the package. "
+   ]
   }
  ],
  "metadata": {