Of course he won't, he is just playing the role of 'bad cop' in this bit of theatre to force the UK to stay in the EU and to make an example of us so no other EU country dares to challenge their supremacy.
I expect TM will be suitably humiliated before she is forced to accept what ever dregs they decide to serve her.
We need a new leader to stand up to these EU bullies.
I have my suspicions that he's not the only leader who will try to veto an extension, but that's just a suspicion. Apparently they've all had their speak now, they're taking a break, and then they'll go back in to try to negotiate something.