diff --git a/ideas/tests.asciidoc b/ideas/tests.asciidoc
new file mode 100644
index 0000000..ffeedd4
--- /dev/null
+++ b/ideas/tests.asciidoc
@@ -0,0 +1 @@
+https://www.digitalocean.com/community/tutorials/how-to-write-doctests-in-python
\ No newline at end of file