class_docstr: Boltzmann exploration.
  
  Args:
      T (float): Temperature of Boltzmann distribution.
code: def __repr__(self):
      return "Boltzmann(T={})".format(self.T)
  
file_path: pfrl/pfrl/explorers/boltzmann.py
imports: import numpy
  import torch
  import torch.nn.functional
  import pfrl
label_desc: Use image node_id 3 for calling the Boltzmann obj's underlying member method code with example usage: obj.__repr__() and returns: str