code: def setup(self):
      self.mi_large = MultiIndex.from_product(
          [np.arange(1000), np.arange(20), list(string.ascii_letters)],
          names=["one", "two", "three"],
      )
      self.mi_med = MultiIndex.from_product(
          [np.arange(1000), np.arange(10), list("A")],
          names=["one", "two", "three"],
      )
      self.mi_small = MultiIndex.from_product(
          [np.arange(100), list("A"), list("A")],
          names=["one", "two", "three"],
      )
  
imports: import string
  import numpy
  from pandas import NA, DataFrame, Index, MultiIndex, RangeIndex, Series, array, date_range
  from .pandas_vb_common import setup
label_desc: Use image node_id 1 for calling the GetLocs obj's underlying member method code with example usage: obj.setup() without return types