class_docstr: BytePS backend for MXNet KVStore interface.
docstr: Returns the rank of this worker node.
  
  Returns
  -------
  rank : int
      The rank of this node, which is in range [0, num_workers())
docstr_tok: ["Returns","the","rank","of","this","worker","node",".","Returns","--","--","--","-","rank",":","int","The","rank","of","this","node",",","which","is","in","range","[","0",",","num_workers","(",")",")"]
code: def rank(self):
      """Returns the rank of this worker node.
  
      Returns
      -------
      rank : int
          The rank of this node, which is in range [0, num_workers())
      """
      return self.handle.rank()
  
file_path: mxnet/python/mxnet/kvstore/byteps.py
imports: from __future__ import absolute_import
  from ..ndarray import NDArray
  from .base import KVStoreBase
label_desc: Use image node_id 7 for calling the BytePS obj's underlying member method code with example usage: obj.rank() and returns: self