code: def isclose(a, b, rtol=1.0e-5, atol=1.0e-8):
      diff = np.abs(a - b)
      return diff <= (atol + rtol * np.abs(b))
  
imports: from __future__ import print_function
  import locale
  import numpy
  import numba
  from pynndescent.utils import norm, tau_rand
  from pynndescent.distances import kantorovich, jensen_shannon_divergence, symmetric_kl_divergence
label_desc: Use image node_id 1 for calling a global function with example usage: isclose(a, b, rtol, atol) and returns: unknown