code: def setup(self):
      self.idx_inc = RangeIndex(start=0, stop=10**6, step=3)
      self.idx_dec = RangeIndex(start=10**6, stop=-1, step=-3)
  
imports: import gc
  import numpy
  from pandas import DatetimeIndex, Index, IntervalIndex, MultiIndex, RangeIndex, Series, date_range
  from .pandas_vb_common import setup
label_desc: Use image node_id 1 for calling the Range obj's underlying member method code with example usage: obj.setup() without return types