def getGraphLetter(letter):
global count
graph = Graph()
node1 = Node(count, 'initial')
count += 1
node2 = Node(count, 'final')
count += 1
node1.addEdge(Edge(node1, node2, letter))
graph.addNode(node1)
graph.addNode(node2)
return getInitialFinal(graph)
def getCopyGraph(graph):
copy = Graph()
for n in graph.getNodes():
node = Node(n.name, n.category)
copy.addNode(node)