code: def sample(self, seq, k):
      return self._rng.choice(list(seq), size=(k,), replace=False)
  
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 8 for calling the PythonRandomInterface obj's underlying member method code with example usage: obj.sample(seq, k) and returns: self