def fa_menu(fa):
print_fa_menu()
option = input("Choose a option: ")
if option == '1':
filename = input("Give the filename: ")
fa = FiniteAutomaton.read_from_file(filename)
fa_menu(fa)
elif option == '2':
fa = FiniteAutomaton.read_from_console()
fa_menu(fa)
elif option == '3':
print(fa.Q)
fa_menu(fa)
elif option == '4':
print(fa.E)
fa_menu(fa)
elif option == '5':
for transition in fa.delta:
print('(' + transition[0][0] + ", " + transition[0][1] + ") -> " +
transition[1])
fa_menu(fa)
elif option == '6':
print(fa.q0)
fa_menu(fa)
elif option == '7':
print(fa.F)
fa_menu(fa)
elif option == '8':
g = Grammar.from_finite_automaton(fa)
print("Set of non-terminal symbols")
print(g.N)
print("Set of terminal symbols")
print(g.E)
print("Set of productions")
for rule in g.P:
print(rule[0] + " -> " + rule[1])
print("Starting symbol")
print(g.S)
fa_menu(fa)
elif option == '0':
main_menu()
else:
print("No such option")
fa_menu(fa)
