smichr/sympy — comment on commit a00f5e8c5ffec22f2a15acc2b105478cca9a6619
File:  line 0
By smichr:

I'll rewrite that sentence. About dict subs, I'll have to think about that a bit tomorrow. I think it could be handled by either using a hint or implementing (as the atomic subs commit that was reverted) a new _subs_dict or _subs_atomic routine. I think the flag wold be better so as not to duplicate the logic of the replacement. That's part of what I think makes these changes important. The whole subs process can be more unified. We'll see...