code: def test_single_edge_color_undirected(edge_color, expected, edgelist):
      """Tests ways of specifying all edges have a single color for edges
      drawn with a LineCollection"""
  
      G = nx.path_graph(3)
      drawn_edges = nx.draw_networkx_edges(
          G,
          pos=nx.random_layout(G),
          edgelist=edgelist,
          edge_color=edge_color,
      )
      assert mpl.colors.same_color(drawn_edges.get_color(), expected)
  
imports: import itertools
  import os
  import warnings
  import pytest
  import networkx
label_desc: Use image node_id 5 for calling a global function with example usage: test_single_edge_color_undirected(edge_color, expected, edgelist) without return types