diff --git a/script.py b/script.py
index 207bbc7..05c6421 100644
--- a/script.py
+++ b/script.py
@@ -1,2 +1,10 @@
-# script.py
-print("Hello User!")
+"""
+script.py - A simple script to greet the user.
+"""
+
+def greet_user():
+    """Function to print a greeting message."""
+    print("Hello User!")
+
+if __name__ == "__main__":
+    greet_user()
\ No newline at end of file