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import stormpy
import stormpy.core
import stormpy.simulator
import stormpy.shields
import stormpy.examples
import stormpy.examples.files
from stormpy.decision_tree import create_decision_tree
def export_shield_as_dot():
path = stormpy.examples.files.prism_mdp_lava_simple
formula_str = "Pmax=? [G !\"AgentIsInLavaAndNotDone\"]"
program = stormpy.parse_prism_program(path)
formulas = stormpy.parse_properties_for_prism_program(formula_str, program)
options = stormpy.BuilderOptions([p.raw_formula for p in formulas])
options.set_build_state_valuations(True)
options.set_build_choice_labels(True)
options.set_build_all_labels()
options.set_build_with_choice_origins(True)
model = stormpy.build_sparse_model_with_options(program, options)
shield_specification = stormpy.logic.ShieldExpression(stormpy.logic.ShieldingType.POST_SAFETY, stormpy.logic.ShieldComparison.RELATIVE, 0.9)
result = stormpy.model_checking(model, formulas[0], extract_scheduler=True, shield_expression=shield_specification)
assert result.has_shield
shield = result.shield
filename = "postshield.storm.json"
filename2 = "postshield.shield"
stormpy.shields.export_shield(model, shield, filename)
stormpy.shields.export_shield(model, shield, filename2)
output_folder = "post_trees"
name = 'post_my_output'
suite = create_decision_tree(filename, name=name , output_folder=output_folder, export_pdf=True)
suite.display_html()
if __name__ == '__main__':
export_shield_as_dot()