def graph_automata(states, alphabet, initial_state, accepting_states, transition_function, name, minimize = False):
dfa = SimpleDFA(states, alphabet, initial_state, accepting_states, transition_function)
if minimize:
graph = dfa.minimize().trim().to_graphviz()
else:
graph = dfa.to_graphviz()
graph.render(name)
def test_minimize(self):
dfa = SimpleDFA(
{"q0", "q1", "q2", "q3", "q4"},
MapAlphabet({"a", "b", "c"}),
"q0",
{"q3", "q4"},
{
"q0": {"a": "q1", "b": "q2"},
"q1": {"c": "q3"},
"q2": {"c": "q3"},
"q3": {"c": "q4"},
"q4": {"c": "q4"},
},
)
actual_minimized_dfa = dfa.minimize()
# the renaming of the states is non deterministic, so we need to compare every substructure.
assert len(actual_minimized_dfa._states) == 4
assert actual_minimized_dfa._alphabet == ArrayAlphabet(["a", "b", "c"])
assert actual_minimized_dfa.is_complete()
def serverGateway(alphabet, states, initialState, acceptingState,
transitionList):
transitionFunction = _getTransitionFunction(states, transitionList)
alphabet = set(alphabet)
states = set(states)
acceptingState = set(acceptingState)
dfa = SimpleDFA(states, alphabet, initialState, acceptingState,
transitionFunction)
initialDFAGraph = dfa.to_graphviz()
initialDFAGraph.render("initial", view=False, format='png')
minimizedDFA = dfa.minimize()
graph = minimizedDFA.trim().to_graphviz()
graph.render("graph", view=False, format='png')
with open("initial.png", "rb") as image_file:
initialGraphEncoded = base64.b64encode(image_file.read())
with open("graph.png", "rb") as image_file:
finalGraphEncoded = base64.b64encode(image_file.read())
return [initialGraphEncoded, finalGraphEncoded]
