def testFSA(self):
'''
Used to generate an fsa and display transition graph
'''
fsaStates = self.gameStates.keys()
#print fsaStates
fsaAlphabet = list(self.gameAlphabet)
fsaInitialState = fsaStates[0]
fsaFinalStates = fsaStates[-1]
if not (fsaInitialState in fsaStates) or not (fsaFinalStates
in fsaStates):
sys.stderr.write("Initial of final state not in state space")
sys.stderr.write("Exiting function")
sys.exit()
#fsaInitialState = self.gameStates.keys()[4]
#fsaFinalStates = self.gameStates.keys()[7]
fsaTransitions = self.transitionTableGenerator()
myFsa = FSA(fsaStates, fsaAlphabet, fsaTransitions, fsaInitialState,
[fsaFinalStates])
myFsa.view()
return fsaStates, fsaAlphabet, fsaTransitions
def testFSA(self):
'''
Generate inputs required for Fsa
'''
fsaStates = list(self.states.keys())
fsaAlphabet = self.alphabetList
fsaInitialStates = self.initialStates
fsaFinalStates = self.goalStates
fsaTransitions = self.transitionTableGenerator()
self.fsa = FSA(fsaStates, fsaAlphabet, fsaTransitions,
fsaInitialStates[0], fsaFinalStates) #FSA processing
self.fsa.view()
return
from FSA import FSA
# Define the dataset that makes up the sheeptalk input table
sheeptalk_data = np.array((["q1", None,
None], [None, "q2",
None], [None, "q3",
None], [None, "q3",
"q4"], [None, None, None]))
# Put data into a pandas df with row and column labels
sheeptalk_table = pd.DataFrame(data=sheeptalk_data,
index=["q0", "q1", "q2", "q3", "q4"],
columns=["b", "a", "!"])
# Initialize the sheeptalk FSA and define states
sheeptalk_FSA = FSA()
sheeptalk_FSA.add_state("q0")
sheeptalk_FSA.add_state("q1")
sheeptalk_FSA.add_state("q2")
sheeptalk_FSA.add_state("q3")
sheeptalk_FSA.add_state("q4", final_state=1)
sheeptalk_FSA.start_state = "q0"
def main():
'''
Prompt the user for a string and then determine
whether or not it is an example of sheeptalk.
'''
print("Is it sheeptalk?")
# You also need to specify an initial and final state for this.
# To see how to specify the states see the comments on how to generate
# state labels mentioned above. To avoid accidentally trying to
# draw a transition graph visualization with too many states, this
# section gets disabled if the number of states is greater than 50.
###################################################################
# Checking if number of states is less than 50
if len(gameStates) <= 50:
# Setting initial and final states
gameInitialState = 'R00E11TR'
gameFinalStates = 'R11E00TR'
# Verifying if the initial state and final state of the transition system
# is included in the statespace
if not (gameInitialState in gameStates) or not (gameFinalStates
in gameStates):
sys.stderr.write("Initial of final state not in state space\n")
sys.stderr.write("Exiting function")
sys.exit()
#Drawing transition graph
myFsa = FSA(gameStates, gameAlphabet, gameTransitions,
gameInitialState, [gameFinalStates])
myFsa.view()
else:
print "Number of states: ", len(gameStates)
print "Too many states, visualization of transition graph disabled"
###### End of draw transition graph code #####################
