Solutions in place

nw.py

@@ -0,0 +1,13 @@
+# cli.py
+# ------
+# Implements a simple number-to-text command-line interface.
+
+from argparse import ArgumentParser
+from numberwords import int_under_1000000_to_text
+
+parser = ArgumentParser("Print out a number as it is spoken in English.")
+parser.add_argument("number", type=int)
+args = parser.parse_args()
+text = int_under_1000000_to_text(args.number)
+print(text)
+