code: def setup(self, dtype, M, offset_factor):
      offset = int(M * offset_factor)
      tmp = Series(np.random.randint(offset, M + offset, 10**6))
      self.series = tmp.astype(dtype)
      self.values = np.arange(M).astype(dtype)
  
imports: import numpy
  from pandas import Categorical, Index, NaT, Series, date_range
label_desc: Use image node_id 1 for calling the IsinWithArange obj's underlying member method code with example usage: obj.setup(dtype, M, offset_factor) without return types