docstr: Returns the indexes of points connected to ``pindex`` on the Gabriel
  chain subgraph of the Delaunay triangulation.
docstr_tok: ["Returns","the","indexes","of","points","connected","to","``","pindex","``","on","the","Gabriel","chain","subgraph","of","the","Delaunay","triangulation","."]
code: def find_neighbors_delaunay(pindex, triang):
      """
      Returns the indexes of points connected to ``pindex`` on the Gabriel
      chain subgraph of the Delaunay triangulation.
      """
      return triang.vertex_neighbor_vertices[1][
          triang.vertex_neighbor_vertices[0][
              pindex
          ] : triang.vertex_neighbor_vertices[0][pindex + 1]
      ]
  
imports: from __future__ import division, print_function, absolute_import
  import numpy
  import time
  import logging
  import warnings
  from scipy import spatial
  from scipy.optimize import OptimizeResult, minimize
  from scipy.optimize._shgo_lib import sobol_seq
  from scipy.optimize._shgo_lib.triangulation import Complex
label_desc: Use image node_id 39 for calling the SHGO obj's underlying member method code with example usage: obj.find_neighbors_delaunay(pindex, triang) and returns: triang