Have a feeling [sympy](http://docs.sympy.org/0.7.2/modules/sets.html#interval) does this is the same (certainly a heavy overlap... perhaps can't pass in arbitrary (comparable) objects). _Ah well, a fun mini-revival._
Have a feeling sympy does this is the same (certainly a heavy overlap... perhaps can't pass in arbitrary (comparable) objects).
Ah well, a fun mini-revival.