code: def le(self, y):
      """Returns self <= y"""
      return 1 - self.gt(y)
  
file_path: FATE/python/fate/arch/protocol/mpc/functions/logic.py
imports: from fate.arch.protocol import mpc
  from ..common.tensor_types import is_tensor
label_desc: Use image node_id 3 for calling a global function with example usage: le(y) and returns: unknown