code: def setup(self):
      N = 1000
      self.sparse = scipy.sparse.rand(N, N, 0.005)
  
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 SparseDataFrameConstructor obj's underlying member method code with example usage: obj.setup() without return types