code: def decimals(self):
      return self._decimals
  
file_path: mars/mars/dataframe/arithmetic/around.py
imports: import numpy
  from ...None import opcodes
  from ...serialization.serializables import Int32Field
  from ...utils import classproperty
  from .core import DataFrameUnaryUfunc
label_desc: Use image node_id 3 for calling the DataFrameAround obj's underlying member method code with example usage: obj.decimals() and returns: self