comparison env/share/doc/networkx-2.5/examples/drawing/plot_weighted_graph.py @ 0:4f3585e2f14b draft default tip

"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
author shellac
date Mon, 22 Mar 2021 18:12:50 +0000
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1 """
2 ==============
3 Weighted Graph
4 ==============
5
6 An example using Graph as a weighted network.
7 """
8 import matplotlib.pyplot as plt
9 import networkx as nx
10
11 G = nx.Graph()
12
13 G.add_edge("a", "b", weight=0.6)
14 G.add_edge("a", "c", weight=0.2)
15 G.add_edge("c", "d", weight=0.1)
16 G.add_edge("c", "e", weight=0.7)
17 G.add_edge("c", "f", weight=0.9)
18 G.add_edge("a", "d", weight=0.3)
19
20 elarge = [(u, v) for (u, v, d) in G.edges(data=True) if d["weight"] > 0.5]
21 esmall = [(u, v) for (u, v, d) in G.edges(data=True) if d["weight"] <= 0.5]
22
23 pos = nx.spring_layout(G) # positions for all nodes
24
25 # nodes
26 nx.draw_networkx_nodes(G, pos, node_size=700)
27
28 # edges
29 nx.draw_networkx_edges(G, pos, edgelist=elarge, width=6)
30 nx.draw_networkx_edges(
31 G, pos, edgelist=esmall, width=6, alpha=0.5, edge_color="b", style="dashed"
32 )
33
34 # labels
35 nx.draw_networkx_labels(G, pos, font_size=20, font_family="sans-serif")
36
37 plt.axis("off")
38 plt.show()