diff --git a/.gitignore b/.gitignore
index 1d17dae..c7eb7bf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,4 @@
 .venv
+__pycache__
+parsetab.py
+parser.out
diff --git a/cmd_example.txt b/cmd_example.txt
new file mode 100644
index 0000000..ad54976
--- /dev/null
+++ b/cmd_example.txt
@@ -0,0 +1,8 @@
+KEY_CREATE foo-bar Foo BAr
+KEY_CREATE bar-baz Foo BAr 0xabcdef0
+VOUCHER_MINT - 0xdeadbeef 13 0xfdaf
+VOUCHER_MINT baz-baz 0xdeadbeef 13 0xfdaf
+VOUCHER_MINT bar-bar 0xdeadbeef 42
+VOUCHER_CREATE foo-foo Foo Bar 42
+VOUCHER_CREATE inky-pinky-blinky Foo Bar 42 44 233
+VOUCHER_TRANSFER clyde-sue 0xbeeffeed0123 666 foo 0x0fdc