Integrate pi

things.py

@@ -0,0 +1,35 @@
+#!/usr/bin/env python3
+"""things.py - description here."""
+
+import argparse
+
+
+def parse_args(argv: list[str] | None = None) -> argparse.Namespace:
+    parser = argparse.ArgumentParser(description="things.py - description here.")
+    parser.add_argument(
+        "input",
+        nargs="?",
+        help="input file or value to process",
+    )
+    parser.add_argument(
+        "-o",
+        "--output",
+        help="output file (defaults to stdout)",
+    )
+    parser.add_argument(
+        "-v",
+        "--verbose",
+        action="store_true",
+        help="enable verbose output",
+    )
+    return parser.parse_args(argv)
+
+
+def main() -> None:
+    args = parse_args()
+    if args.verbose:
+        print(f"input={args.input!r} output={args.output!r}")
+
+
+if __name__ == "__main__":
+    main()