code: def tensor_op_type(self):
      from ...tensor.arithmetic import TensorIsInf
  
      return TensorIsInf
  
file_path: mars/mars/dataframe/arithmetic/is_ufuncs.py
imports: import numpy
  import pandas
  from ...None import opcodes
  from ...utils import classproperty
  from .core import DataFrameUnaryUfunc
label_desc: Use image node_id 1 for calling the DataFrameIsInf obj's underlying member method code with example usage: obj.tensor_op_type() and returns: TensorIsInf