chore: checkpoint before Python removal

vendor/indicatif/examples/message.rs

@@ -0,0 +1,11 @@
+use std::{thread, time::Duration};
+
+use indicatif::ProgressBar;
+
+fn main() {
+    let pb = ProgressBar::new(100).with_message("Frobbing the widget");
+    for _ in 0..100 {
+        thread::sleep(Duration::from_millis(30));
+        pb.inc(1);
+    }
+}