The OpenD6 Table-Top Role-Playing Game (TTRPG) has a complicated bit of accounting around the definition for magical spells and invocations. For me, the accounting suggested a need for software tools. This -- in turn -- forced me to invent a Domain-Specific Language (DSL) to work with OpenD6 spells.
I like the OpenD6 …
more ...See The eval() Conundrum for background. Also, see https://github.com/slott56/writing-tools.
Permit me a long story about budgeting and a language to describe magic. The story leaves footprints that reveal the impossibility of making the right design choices up front.
Important
TL;DR.
Almost all software design seems …
Many people will proclaim that the eval() function is reprentnatly evil.
Feel free to skip the two rants.
The eval() function is relatively easy to work with.
Important
Limit the globals to the fewest possible names.
A too-common claim is that we can't use eval() because an …
Generally, I try to frown on Domain-Specific Languages. Often, a tidy set of related functions, or a group of class definitions with a few decorators can create something that's every bit as expressive as a DSL in native Python syntax.
There are a few cases where a DSL can be …
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