diff --git a/.results.json b/.results.json
new file mode 100644
index 0000000..9ea4851
--- /dev/null
+++ b/.results.json
@@ -0,0 +1 @@
+{"stats": {"errors": 0, "failures": 0, "passes": 1, "skipped": 0, "encoding": "UTF-8", "total": 1}, "results": [{"classname": "index_test:TestPythonDatatypes", "name": "test_passes", "time": 0.00025534629821777344, "type": "success"}]}
\ No newline at end of file
diff --git a/index.ipynb b/index.ipynb
index 1d15347..461ac45 100644
--- a/index.ipynb
+++ b/index.ipynb
@@ -279,21 +279,21 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 2",
+   "display_name": "Python 3",
    "language": "python",
-   "name": "python2"
+   "name": "python3"
   },
   "language_info": {
    "codemirror_mode": {
     "name": "ipython",
-    "version": 2
+    "version": 3
    },
    "file_extension": ".py",
    "mimetype": "text/x-python",
    "name": "python",
    "nbconvert_exporter": "python",
-   "pygments_lexer": "ipython2",
-   "version": "2.7.14"
+   "pygments_lexer": "ipython3",
+   "version": "3.6.4"
   }
  },
  "nbformat": 4,
diff --git a/test/__pycache__/index_test.cpython-36.pyc b/test/__pycache__/index_test.cpython-36.pyc
new file mode 100644
index 0000000..62bbd01
Binary files /dev/null and b/test/__pycache__/index_test.cpython-36.pyc differ