code: def test_complete():
      v = 10
      G = complete_graph(v)
      a = G.get_edges()[:, 0]
      b = G.get_edges()[:, 1]
      inds = np.indices((v, v)).reshape((2, v * v))
      assert_array_equal(inds, (a, b))
  
imports: import numpy
  import numpy.random
  from numpy.testing import assert_almost_equal, assert_array_almost_equal, assert_array_equal
  from ..graph import WeightedGraph, complete_graph, concatenate_graphs, eps_nn, knn, mst, wgraph_from_3d_grid, wgraph_from_adjacency, wgraph_from_coo_matrix
label_desc: Use image node_id 4 for calling a global function with example usage: test_complete() without return types