docstr: Returns the instance of the TTPClient
docstr_tok: ["Returns","the","instance","of","the","TTPClient"]
code: def get():
      """Returns the instance of the TTPClient"""
      if TTPClient.__instance is None:
          raise RuntimeError("TTPClient is not initialized")
  
      return TTPClient.__instance
  
imports: import logging
  import crypten
  import crypten.communicator
  import torch
  import torch.distributed
  from crypten.common.rng import generate_kbit_random_tensor, generate_random_ring_element
  from crypten.common.util import count_wraps
  from crypten.mpc.primitives import ArithmeticSharedTensor, BinarySharedTensor
  from .provider import TupleProvider
label_desc: Use image node_id 3 for calling the TTPClient obj's underlying member method code with example usage: obj.get() and returns: TTPClient