code: def ufunc_extra_params(self):
      return {"decimals": self._decimals}
  
file_path: mars/mars/tensor/arithmetic/around.py
imports: import numpy
  from ...None import opcodes
  from ...serialization.serializables import Int32Field
  from ..array_utils import device, as_same_device
  from ..datasource import tensor
  from .core import TensorUnaryOp
  from .utils import arithmetic_operand
label_desc: Use image node_id 3 for calling the TensorAround obj's underlying member method code with example usage: obj.ufunc_extra_params() and returns: dict