| #!/usr/bin/env python2.7 |
| # Copyright 2019 The Fuchsia Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| |
| def show_menu(choices): |
| """Displays a simple interactive menu, looping until a valid selection is made.""" |
| |
| for i, choice in enumerate(choices, 1): |
| print(" {}) {}".format(i, choice)) |
| |
| prompt = "Choose 1-{}: ".format(len(choices)) |
| |
| choice = None |
| while not choice: |
| try: |
| choice = choices[int(raw_input(prompt)) - 1] |
| except ValueError, IndexError: |
| print("Invalid selection.") |
| |
| return choice |
