chore: checkpoint before Python removal

vendor/tar/examples/write.rs

@@ -0,0 +1,13 @@
+extern crate tar;
+
+use std::fs::File;
+use tar::Builder;
+
+fn main() {
+    let file = File::create("foo.tar").unwrap();
+    let mut a = Builder::new(file);
+
+    a.append_path("README.md").unwrap();
+    a.append_file("lib.rs", &mut File::open("src/lib.rs").unwrap())
+        .unwrap();
+}