code: def chebyshev(x, y):
      r"""Chebyshev or l-infinity distance.
  
      .. math::
          D(x, y) = \max_i |x_i - y_i|
      """
      result = 0.0
      for i in range(x.shape[0]):
          result = max(result, np.abs(x[i] - y[i]))
  
      return result
  
imports: import numpy
  import numba
  from pynndescent.optimal_transport import allocate_graph_structures, initialize_graph_structures, initialize_supply, initialize_cost, network_simplex_core, total_cost, ProblemStatus, sinkhorn_transport_plan
label_desc: Use image node_id 5 for calling a global function with example usage: chebyshev(x, y) and returns: result