code: def get_test_graph():
      return np.array(
          [
              ["p", "t", "e"],
              ["a", "r", "l"],
              ["i", "v", "a"],
              ["f", "u", "g"],
              ["p", "v", "m"],
              ["n", "r", "c"],
              ["m", "v", "f"],
              ["g", "u", "l"],
              ["g", "t", "n"],
          ]
      )
  
imports: import pytest
  from ampligraph.datasets.graph_partitioner import AbstractGraphPartitioner, RandomVerticesGraphPartitioner, RandomEdgesGraphPartitioner, SortedEdgesGraphPartitioner, NaiveGraphPartitioner, DoubleSortedEdgesGraphPartitioner, get_number_of_partitions, PARTITION_ALGO_REGISTRY, GraphDataLoader
  import numpy
  import pandas
  from scipy import special
  from itertools import permutations
  import os
label_desc: Use image node_id 2 for calling a global function with example usage: get_test_graph() and returns: np