pascanur/Theano — comment on commit 97a91d30eb5d08a3540f9bee33c3bee8c1e25620
File: theano/scalar/basic.py line 1669
By nouiz:

We we can use the same class with a member that tell witch version to use. We should not use a global config at code generation, but we should use optimization and a param/new class at op/apply node creationg.