code: def setup_function():
      gc.collect()
  
file_path: cugraph/python/cugraph/cugraph/tests/centrality/test_eigenvector_centrality.py
imports: import gc
  import pytest
  import networkx
  import cugraph
  from cugraph.testing import utils, UNDIRECTED_DATASETS, DEFAULT_DATASETS
  from cugraph.datasets import toy_graph, karate
label_desc: Use image node_id 1 for calling a global function with example usage: setup_function() without return types