docstr: Return the length of Deque
  
  # Argument
      None
  
  # Returns
      The lenght of deque element
docstr_tok: ["Return","the","length","of","Deque","#","Argument","None","#","Returns","The","lenght","of","deque","element"]
code: def length(self):
      """Return the length of Deque
  
      # Argument
          None
  
      # Returns
          The lenght of deque element
      """
      return len(self.data)
  
imports: from __future__ import absolute_import
  from collections import deque, namedtuple
  import warnings
  import random
  import numpy
label_desc: Use image node_id 5 for calling the RingBuffer obj's underlying member method code with example usage: obj.length() and returns: len