code: def get_random_state(seed):
      
      if seed is None or seed is np.random:
          return np.random.mtrand._rand
      if isinstance(seed, (numbers.Integral, np.integer)):
          return np.random.RandomState(seed)
      if isinstance(seed, np.random.RandomState):
          return seed
      raise ValueError(
          '%r cannot be used to seed a np.random.RandomState instance' %
          seed)
docs: Turn seed into a np.random.RandomState instance.
      Method originally from maciejkula/glove-python, and written by @joshloyal.