Question 2.2 -> 3.6 suite à des soucis d'installation de graphviz

TD03/code/viz.py

+from graphviz import Digraph
+
+g = Digraph('G', filename='graph.gv')
+
+g.edge('a', 'b')
+g.edge('a', 'c')
+
+print(g.source)
+
+g.render(filename='img')
+g.view()
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