docstr: Returns 1 for elements that are < 0 and 0 otherwise
docstr_tok: ["Returns","1","for","elements","that","are","<","0","and","0","otherwise"]
code: def _ltz(self):
      """Returns 1 for elements that are < 0 and 0 otherwise"""
      shift = torch.iinfo(torch.long).bits - 1
      precision = 0 if self.encoder.scale == 1 else None
  
      result = self._to_ptype(Ptype.binary)
      result.share >>= shift
      result = result._to_ptype(
          Ptype.arithmetic, precision=precision, bits=1
      )
      result.encoder._scale = 1
      return result
  
imports: import torch
  from .None import communicator
  from .common.tensor_types import is_tensor
  from .common.util import torch_stack
  from .config import cfg
  from .cryptensor import CrypTensor
  from .cuda import CUDALongTensor
  from .encoder import FixedPointEncoder
  from .primitives.binary import BinarySharedTensor
  from .primitives.converters import convert
  from .ptype import ptype
label_desc: Use image node_id 22 for calling the MPCTensor obj's underlying member method code with example usage: obj._ltz() and returns: result