class_docstr: Tests for :func:`networkx.algorithms.min_edge_cover`
class_docstr_tok: ["Tests","for",":","func",":","`","networkx.algorithms.min_edge_cover","`"]
code: def test_empty_graph(self):
      G = nx.Graph()
      assert nx.min_edge_cover(G) == set()
  
file_path: networkx/networkx/algorithms/tests/test_covering.py
imports: import pytest
  import networkx
label_desc: Use image node_id 1 for calling the TestMinEdgeCover obj's underlying member method code with example usage: obj.test_empty_graph() without return types