ctmakro

from __future__ import print_function

# Deep Deterministic Policy Gradient Method
# David Silver et al.

# implemented in plain Keras, by Qin Yongliang
# 2017 01 13

'''
summary

hrldcpr

One-line Tree in Python

Using Python's built-in defaultdict we can easily define a tree data structure:

def tree(): return defaultdict(tree)

That's it!