class_docstr: Dynamic Policy Programming with L operator.
  
  Args:
    eta (float): Positive constant.
  
  For other arguments, see DQN.
class_docstr_tok: ["Dynamic","Policy","Programming","with","L","operator",".","Args",":","eta","(","float",")",":","Positive","constant",".","For","other","arguments",",","see","DQN","."]
code: def _l_operator(self, qout):
      return F.logsumexp(self.eta * qout.q_values, axis=1) / self.eta
  
imports: from abc import ABCMeta
  from abc import abstractmethod
  import chainer
  import chainer.functions
  from chainerrl.agents.dqn import DQN
label_desc: Use image node_id 2 for calling the DPPL obj's underlying member method code with example usage: obj._l_operator(qout) and returns: unknown