spot/wrap/python/tests/ltl2tgba.py
Alexandre Duret-Lutz 10c4a92ddb python: fix spot.py script for new acceptance interface
* wrap/python/ajax/spot.in: Adjust to the new interface.
* wrap/python/spot.i: Work around missing support for nested classes.
* wrap/python/tests/ltl2tgba.py, wrap/python/tests/ltl2tgba.test: More
test.
2014-11-27 22:31:56 +01:00

134 lines
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Python
Executable file

# -*- mode: python; coding: utf-8 -*-
# Copyright (C) 2009, 2010, 2012, 2014 Laboratoire de Recherche et
# Développement de l'Epita (LRDE).
# Copyright (C) 2003, 2004 Laboratoire d'Informatique de Paris 6 (LIP6),
# département Systèmes Répartis Coopératifs (SRC), Université Pierre
# et Marie Curie.
#
# This file is part of Spot, a model checking library.
#
# Spot is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# Spot is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
# License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# This is a python translation of the ltl2tgba C++ test program.
# Compare with src/tgbatest/ltl2tgba.cc.
import sys
import getopt
import spot
def usage(prog):
sys.stderr.write("""Usage: %s [OPTIONS...] formula
Options:
-d turn on traces during parsing
-D degeneralize the automaton
-f use Couvreur's FM algorithm for translation
-t display reachable states in LBTT's format
-T use ltl2taa for translation
-v display the BDD variables used by the automaton
-W minimize obligation properties
""" % prog)
sys.exit(2)
prog = sys.argv[0]
try:
opts, args = getopt.getopt(sys.argv[1:], 'dDftTvW')
except getopt.GetoptError:
usage(prog)
exit_code = 0
debug_opt = False
degeneralize_opt = None
output = 0
fm_opt = 0
taa_opt = 0
wdba = 0
for o, a in opts:
if o == '-d':
debug_opt = True
elif o == '-D':
degeneralize_opt = 1
elif o == '-f':
fm_opt = 1
elif o == '-t':
output = 6
elif o == '-T':
taa_opt = 1
elif o == '-v':
output = 5
elif o == '-W':
wdba = 1
else:
usage(prog)
if len(args) != 1:
usage(prog)
cout = spot.get_cout()
cerr = spot.get_cerr()
e = spot.default_environment.instance()
p = spot.empty_parse_error_list()
f = spot.parse(args[0], p, e, debug_opt)
if spot.format_parse_errors(cerr, args[0], p):
exit_code = 1
dict = spot.make_bdd_dict()
if f:
if fm_opt:
a = spot.ltl_to_tgba_fm(f, dict)
concrete = 0
elif taa_opt:
a = concrete = spot.ltl_to_taa(f, dict)
else:
assert "unspecified translator"
if wdba:
a = spot.ensure_digraph(a)
a = spot.minimize_obligation(a, f)
f.destroy()
del f
degeneralized = None
if degeneralize_opt:
a = degeneralized = spot.degeneralize(a)
if output == 0:
spot.dotty_reachable(cout, a)
elif output == 5:
a.get_dict().dump(cout)
elif output == 6:
spot.lbtt_reachable(cout, a)
else:
assert "unknown output option"
if degeneralize_opt:
del degeneralized
# Must delete absolutely all references to an automaton
# so that the C++ destructor gets called.
del a, concrete
else:
exit_code = 1
assert spot.atomic_prop.instance_count() == 0
assert spot.unop.instance_count() == 0
assert spot.binop.instance_count() == 0
assert spot.multop.instance_count() == 0