On Debian and Ubuntu: 'apt-get install python3-yaml libedit-dev'.
On Fedora: 'dnf install python3-PyYAML libedit-devel'.
-If you are using MacPorts on OS X: 'port install py3{5,6}-yaml', as appropriate for your Python 3 version.
+If you are using MacPorts on OS X: 'port install py3{5,6}-yaml', as
+appropriate for your Python 3 version.
You can also use pip to install PyYAML: 'pip3 install PyYAML'.
like a FORTRAN or BCPL program. Some (incomplete) effort has been made
to introduce semantic types.
+We have made exactly one minor architectural change. In addition to the
+old code's per-object state-description messages, we now have a per-object
+message series for state *changes*. This makes it possible to pull a fair
+amount of test out of the arbitrary-messages list and associate those
+mesages with the objects that conceptually own them.
+
// end