digraph python script task

2022-round-2/hrshshrm/nx_tutorial_script.py

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+import networkx as nx
+
+# Create a NetworkX DiGraph graph object
+DG = nx.DiGraph()
+
+# Add nodes of multiple types to this graph object
+listOfNodes = [ 1, 7, ("NetworkX", "Outreachy"), "DiGraph", ("Agent", 47), "2B" ]
+DG.add_nodes_from(listOfNodes)
+
+# Add multiple edges between these nodes
+listOfEdges = [
+    (1, 7),
+    (1, "2B"),
+    (1, ("Agent", 47)),
+    (7, "2B"),
+    (7, "DiGraph"),
+    (("NetworkX", "Outreachy"), "DiGraph"),
+    (("NetworkX", "Outreachy"), 7),
+    (("NetworkX", "Outreachy"), ("Agent", 47)),
+    (("Agent", 47), 1),
+    ("2B", "DiGraph"),
+    ("2B", ('NetworkX', 'Outreachy'),)
+]
+DG.add_edges_from(listOfEdges)
+
+# Find the shortest path between all pairs of nodes in this graph and print them.
+shortestPaths = dict(nx.all_pairs_shortest_path(DG))
+for key in shortestPaths:
+    print(key, shortestPaths[key])
+
+# Plot the graph using networkx.draw
+nx.draw(DG, nx.shell_layout(DG), with_labels=True, font_weight="bold")