def selection(self):
		return max(self.children.iteritems(), key=lambda (a, n): n.toValue())
writes a DSW file
dataset/ETHPy150Open Rochester-NRT/RocAlphaGo/AlphaGo/mcts.py/TreeNode.selection--crossover with--dataset/ETHPy150Open kayhayen/Nuitka/nuitka/build/inline_copy/lib/scons-2.3.2/SCons/Tool/msvs.py/_GenerateV6DSW.PrintWorkspace