Revisiting Attack of the Orcs v1.0.0

The heal feature added in v1.0.0 became a hit among the core users. The OOP approach put you in a better position to implement new features (or so you thought!). As the feature requests started pouring in, so did the reported bugs.

The game is OK, but there are several annoyances. For example, when prompted to choose a hut, sometimes I input a number greater than 5 or input a character by mistake. After this, it just prints some weird error message and the application terminates. Can you fix this?

Debugging the problem

Let's try to reproduce the reported problem. Run the example from Chapter 1, Developing Simple Applications:

$ python ch01_ex03.py

When prompted for the hut number, enter any character, as shown in the following screenshot:

The application is terminated with an error traceback in the console. A traceback is a snapshot of the call stack at the point where the exception (the error) occurred. In this particular example, the _process_user_choice...

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