diff env/share/doc/networkx-2.5/examples/graph/plot_napoleon_russian_campaign.py @ 0:4f3585e2f14b draft default tip

"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/env/share/doc/networkx-2.5/examples/graph/plot_napoleon_russian_campaign.py	Mon Mar 22 18:12:50 2021 +0000
@@ -0,0 +1,134 @@
+"""
+=========================
+Napoleon Russian Campaign
+=========================
+
+Minard's data from Napoleon's 1812-1813  Russian Campaign.
+http://www.math.yorku.ca/SCS/Gallery/minard/minard.txt
+
+"""
+
+import matplotlib.pyplot as plt
+import networkx as nx
+
+
+def minard_graph():
+    data1 = """\
+24.0,54.9,340000,A,1
+24.5,55.0,340000,A,1
+25.5,54.5,340000,A,1
+26.0,54.7,320000,A,1
+27.0,54.8,300000,A,1
+28.0,54.9,280000,A,1
+28.5,55.0,240000,A,1
+29.0,55.1,210000,A,1
+30.0,55.2,180000,A,1
+30.3,55.3,175000,A,1
+32.0,54.8,145000,A,1
+33.2,54.9,140000,A,1
+34.4,55.5,127100,A,1
+35.5,55.4,100000,A,1
+36.0,55.5,100000,A,1
+37.6,55.8,100000,A,1
+37.7,55.7,100000,R,1
+37.5,55.7,98000,R,1
+37.0,55.0,97000,R,1
+36.8,55.0,96000,R,1
+35.4,55.3,87000,R,1
+34.3,55.2,55000,R,1
+33.3,54.8,37000,R,1
+32.0,54.6,24000,R,1
+30.4,54.4,20000,R,1
+29.2,54.3,20000,R,1
+28.5,54.2,20000,R,1
+28.3,54.3,20000,R,1
+27.5,54.5,20000,R,1
+26.8,54.3,12000,R,1
+26.4,54.4,14000,R,1
+25.0,54.4,8000,R,1
+24.4,54.4,4000,R,1
+24.2,54.4,4000,R,1
+24.1,54.4,4000,R,1"""
+    data2 = """\
+24.0,55.1,60000,A,2
+24.5,55.2,60000,A,2
+25.5,54.7,60000,A,2
+26.6,55.7,40000,A,2
+27.4,55.6,33000,A,2
+28.7,55.5,33000,R,2
+29.2,54.2,30000,R,2
+28.5,54.1,30000,R,2
+28.3,54.2,28000,R,2"""
+    data3 = """\
+24.0,55.2,22000,A,3
+24.5,55.3,22000,A,3
+24.6,55.8,6000,A,3
+24.6,55.8,6000,R,3
+24.2,54.4,6000,R,3
+24.1,54.4,6000,R,3"""
+    cities = """\
+24.0,55.0,Kowno
+25.3,54.7,Wilna
+26.4,54.4,Smorgoni
+26.8,54.3,Moiodexno
+27.7,55.2,Gloubokoe
+27.6,53.9,Minsk
+28.5,54.3,Studienska
+28.7,55.5,Polotzk
+29.2,54.4,Bobr
+30.2,55.3,Witebsk
+30.4,54.5,Orscha
+30.4,53.9,Mohilow
+32.0,54.8,Smolensk
+33.2,54.9,Dorogobouge
+34.3,55.2,Wixma
+34.4,55.5,Chjat
+36.0,55.5,Mojaisk
+37.6,55.8,Moscou
+36.6,55.3,Tarantino
+36.5,55.0,Malo-Jarosewii"""
+
+    c = {}
+    for line in cities.split("\n"):
+        x, y, name = line.split(",")
+        c[name] = (float(x), float(y))
+
+    g = []
+
+    for data in [data1, data2, data3]:
+        G = nx.Graph()
+        i = 0
+        G.pos = {}  # location
+        G.pop = {}  # size
+        last = None
+        for line in data.split("\n"):
+            x, y, p, r, n = line.split(",")
+            G.pos[i] = (float(x), float(y))
+            G.pop[i] = int(p)
+            if last is None:
+                last = i
+            else:
+                G.add_edge(i, last, **{r: int(n)})
+                last = i
+            i = i + 1
+        g.append(G)
+
+    return g, c
+
+
+(g, city) = minard_graph()
+
+plt.figure(1, figsize=(11, 5))
+plt.clf()
+colors = ["b", "g", "r"]
+for G in g:
+    c = colors.pop(0)
+    node_size = [int(G.pop[n] / 300.0) for n in G]
+    nx.draw_networkx_edges(G, G.pos, edge_color=c, width=4, alpha=0.5)
+    nx.draw_networkx_nodes(G, G.pos, node_size=node_size, node_color=c, alpha=0.5)
+    nx.draw_networkx_nodes(G, G.pos, node_size=5, node_color="k")
+
+for c in city:
+    x, y = city[c]
+    plt.text(x, y + 0.1, c)
+plt.show()