Using Graphify and NetworkX to Map Python Codebase Structure with God Nodes, Communities, and Architecture Visualizations

plt.figure(figsize=(13, 9))
pos = nx.spring_layout(UG, k=0.7, seed=42)
nx.draw_networkx_edges(UG, pos, alpha=0.25)
nx.draw_networkx_nodes(
UG, pos,
node_color=[node_comm.get(n, 0) for n in UG.nodes],
node_size=[300 + 4000 * deg.get(n, 0) for n in UG.nodes],
cmap=plt.cm.tab20, alpha=0.9,
)
top = {n for n, _ in sorted(deg.items(), key=lambda x: -x[1])[:14]}
nx.draw_networkx_labels(UG, pos, {n: label(n) for n in top}, font_size=8)
plt.title(“Graphify knowledge graph — size=centrality, color=community”)
plt.axis(“off”); plt.tight_layout()
plt.savefig(“graph_static.png”, dpi=130); plt.show()
try:
from pyvis.network import Network
net = Network(height=”650px”, width=”100%”, bgcolor=”#111″, font_color=”white”,
notebook=True, cdn_resources=”in_line”, directed=G.is_directed())
palette = [“#e6194B”,”#3cb44b”,”#4363d8″,”#f58231″,”#911eb4″,
“#42d4f4″,”#f032e6″,”#bfef45″,”#fabed4″,”#469990″]
for n, d in G.nodes(data=True):
c = node_comm.get(n, 0)
net.add_node(n, label=label(n), title=f”{d.get(‘file_type’,’?’)} · {d.get(‘source_file’,”)}”,
color=palette[c % len(palette)], size=12 + 60 * deg.get(n, 0))
for s, t, d in G.edges(data=True):
net.add_edge(s, t, title=d.get(“relation”, “”))
net.save_graph(“graph_interactive.html”)
print(“\nSaved interactive graph -> graph_interactive.html”)
from IPython.display import HTML, display
display(HTML(open(“graph_interactive.html”).read()))
except Exception as e:
print(“Interactive viz skipped:”, e)
for cmd in (
[“query”, “what connects auth to the database?”, “–graph”, GRAPH_JSON],
[“path”, “AuthService”, “DatabasePool”, “–graph”, GRAPH_JSON],
[“explain”, “RateLimiter”, “–graph”, GRAPH_JSON],
):
print(“\n$ graphify ” + ” “.join(cmd))
r = subprocess.run([sys.executable, “-m”, “graphify”, *cmd],
capture_output=True, text=True)
print((r.stdout or r.stderr)[:1200])
print(“\nDone. Artifacts: graph_static.png, graph_interactive.html,”,
“and graphify-out/ (graph.json, GRAPH_REPORT.md).”)