code: def setup(self, dense_proportion, fill_value):
      N = 10**6
      arr1 = make_array(N, dense_proportion, fill_value, np.int64)
      self.array1 = SparseArray(arr1, fill_value=fill_value)
      arr2 = make_array(N, dense_proportion, fill_value, np.int64)
      self.array2 = SparseArray(arr2, fill_value=fill_value)
  
imports: import numpy
  import scipy.sparse
  import pandas
  from pandas import MultiIndex, Series, date_range
  from pandas.arrays import SparseArray
  from .pandas_vb_common import setup
label_desc: Use image node_id 1 for calling the Arithmetic obj's underlying member method code with example usage: obj.setup(dense_proportion, fill_value) without return types