spark: add count_py_files.py - utility to recursively count Python files in directory tree

wizard-work/spark/count_py_files.py

@@ -0,0 +1,12 @@
+#!/usr/bin/env python3
+"""Count Python files in directory tree recursively."""
+import sys
+from pathlib import Path
+
+def count_py_files(directory: str = ".") -> int:
+    """Count Python files in directory tree."""
+    return len(list(Path(directory).rglob("*.py")))
+
+if __name__ == "__main__":
+    target = sys.argv[1] if len(sys.argv) > 1 else "."
+    print(count_py_files(target))