code: def random_randint(rng, shape, minval, maxval, dtype=np.int64):
      del rng
      return np.random.randint(minval, maxval, size=shape).astype(dtype)
  
file_path: trax/trax/fastmath/numpy.py
imports: import numpy
  from scipy.special import logsumexp
  from trax.shapes import signature
label_desc: Use image node_id 4 for calling a global function with example usage: random_randint(rng, shape, minval, maxval, dtype) and returns: np