class_docstr: Abstract class defining the functions that a Communicator should implement.
class_docstr_tok: ["Abstract","class","defining","the","functions","that","a","Communicator","should","implement","."]
docstr: Returns whether the communicator has been initialized
docstr_tok: ["Returns","whether","the","communicator","has","been","initialized"]
code: def is_initialized(cls):
      """Returns whether the communicator has been initialized"""
      raise NotImplementedError("is_initialized is not implemented")
  
imports: import sys
  import timeit
  from crypten.config import cfg
label_desc: Use image node_id 1 for calling the Communicator obj's underlying member method code with example usage: obj.is_initialized(cls) without return types