code: def setup(self):
      N = 1_000_000
      d = 1e-5
      arr = make_array(N, d, np.nan, np.float64)
      self.sp_arr = SparseArray(arr)
  
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 GetItem obj's underlying member method code with example usage: obj.setup() without return types