code: def __init__(self, ctx: Context, rank_a, rank_b, cipher_options=None):
      self.ctx = ctx
      self.group = ctx.mpc.communicator.new_group(
          [rank_a, rank_b],
          f"{ctx.namespace.federation_tag}.sshe_loss_layer",
      )
      self.rank_a = rank_a
      self.rank_b = rank_b
      self.phe_cipher = ctx.cipher.phe.setup(options=cipher_options)
  
imports: import typing
  import torch
  from fate.arch.context import Context
  from fate.arch.protocol.mpc.common.encoding import IgnoreEncodings
  from fate.arch.protocol.mpc.mpc import FixedPointEncoder
  from fate.arch.trace import auto_trace
label_desc: Use image node_id 1 to create a new SSHELogisticRegressionLossLayer object  with example: obj = SSHELogisticRegressionLossLayer(ctx, rank_a, rank_b, cipher_options)