RBF representation error

[flabbergastedbd]

The attribute state_dimensions is a list in RBF representation. This list is used as index in phi_nonTerminal method which causes this error

  File "/usr/local/lib/python2.7/dist-packages/rlpy/Experiments/Experiment.py", line 350, in run
    self.evaluate(total_steps, episode_number, visualize_performance)
  File "/usr/local/lib/python2.7/dist-packages/rlpy/Experiments/Experiment.py", line 445, in evaluate
    total_steps, visualize=visualize > j)
  File "/usr/local/lib/python2.7/dist-packages/rlpy/Experiments/Experiment.py", line 212, in performanceRun
    a = self.agent.policy.pi(s, eps_term, p_actions)
  File "/usr/local/lib/python2.7/dist-packages/rlpy/Policies/eGreedy.py", line 44, in pi
    b_actions = self.representation.bestActions(s, terminal, p_actions)
  File "/usr/local/lib/python2.7/dist-packages/rlpy/Representations/Representation.py", line 358, in bestActions
    Qs = self.Qs(s, terminal, phi_s)
  File "/usr/local/lib/python2.7/dist-packages/rlpy/Representations/Representation.py", line 170, in Qs
    phi_s = self.phi(s, terminal)
  File "/usr/local/lib/python2.7/dist-packages/rlpy/Representations/Representation.py", line 222, in phi
    return self.phi_nonTerminal(s)
  File "/usr/local/lib/python2.7/dist-packages/rlpy/Representations/RBF.py", line 112, in phi_nonTerminal
    s = s[self.state_dimensions]
TypeError: list indices must be integers, not list