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| Current File : //proc/thread-self/root/usr/local/share/doc/networkx-2.5/examples/graph/plot_degree_sequence.py |
"""
===============
Degree Sequence
===============
Random graph from given degree sequence.
"""
import matplotlib.pyplot as plt
from networkx import nx
z = [5, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1]
print(nx.is_graphical(z))
print("Configuration model")
G = nx.configuration_model(z) # configuration model
degree_sequence = [d for n, d in G.degree()] # degree sequence
print(f"Degree sequence {degree_sequence}")
print("Degree histogram")
hist = {}
for d in degree_sequence:
if d in hist:
hist[d] += 1
else:
hist[d] = 1
print("degree #nodes")
for d in hist:
print(f"{d:4} {hist[d]:6}")
nx.draw(G)
plt.show()