Linked Booleans Logics (rethinking PEP 505)

[hprodh]

The topic of this thread is covered by this one I guess :

DSL Operator – A different approach to DSLs

As I mentioned in the thread on reviving PEP 335, I’ve been thinking about alternative ways of facilitating DSLs in Python that don’t involve overriding operators. The basic idea is to have a way of marking an expression to be evaluated in a completely customisable way. Suppose we could write something like this: import my_whizzy_computer_algebra_system as cas my_expr = cas$(x**2 + 3*x - 5) This would get translated into the equivalent of quad = cas.sub(cas.add(cas.pow(cas.name("x"), cas.i…