code: def randint(self, a, b):
      import numpy as np
  
      if isinstance(self._rng, np.random.Generator):
          return self._rng.integers(a, b + 1)
      return self._rng.randint(a, b + 1)
  
imports: import sys
  import uuid
  import warnings
  from collections import defaultdict, deque
  from collections.abc import Iterable, Iterator, Sized
  from itertools import chain, tee
  import networkx
label_desc: Use image node_id 9 for calling the PythonRandomInterface obj's underlying member method code with example usage: obj.randint(a, b) and returns: self, self