code: def visualize_communities(graph, communities, i):
      node_colors = create_community_node_colors(graph, communities)
      modularity = round(nx.community.modularity(graph, communities), 6)
      title = f"Community Visualization of {len(communities)} communities with modularity of {modularity}"
      pos = nx.spring_layout(graph, k=0.3, iterations=50, seed=2)
      plt.subplot(3, 1, i)
      plt.title(title)
      nx.draw(
          graph,
          pos=pos,
          node_size=1000,
          node_color=node_colors,
          with_labels=True,
          font_size=20,
          font_color="black",
      )
  
imports: import networkx
  import pandas
  import matplotlib.pyplot
label_desc: Use image node_id 2 for calling a global function with example usage: visualize_communities(graph, communities, i) without return types