-+
-If make returns the following message:
-+
-------------------------------------------------
-Traceback (most recent call last):
- File "./make_dungeon.py", line 13, in <module>
- import sys, yaml
-ImportError: No module named yaml
-------------------------------------------------
-+
-try editing make_dungeon.py to change `#!/usr/bin/env python` to
-read `#!/usr/bin/env python3`
-+
-If you still get the error, use the following command to install yaml with pip:
-+
-------------------------------------------------
-pip install pyyaml
-------------------------------------------------
-+
-Make sure you have `pip` installed on your system. If not, you should
-install it first. See https://pip.pypa.io/en/stable/installing/