def update_pids_stmt(self, env, marking_var, new_pid_dict_var):
return pyast.Assign(
targets=[self.place_expr(env, marking_var)],
value=pyast.Call(func=pyast.E(stubs['pid_place_type_update_pids']),
args=[
self.place_expr(self, marking_var),
pyast.Name(new_pid_dict_var.name)
]))
def dump_expr(self, env, marking_var):
place_expr = pyast.E(self.field.access_from(marking_var))
return pyast.IfExp(test=place_expr,
body=pyast.BinOp(left=pyast.Str('['),
op=pyast.Add(),
right=pyast.BinOp(
left=pyast.Call(
func=pyast.Name('dump'),
args=[place_expr]),
op=pyast.Add(),
right=pyast.Str(']'))),
orelse=pyast.Str('[]'))
def dump_expr(self, env, marking_var, variable):
place_expr = pyast.E(self.field.access_from(marking_var))
l = []
for place in self._places:
l.append(
pyast.stmt(
pyast.Call(
func=pyast.E('{}.append'.format(variable.name)),
args=[
pyast.BinOp(
left=pyast.Str(repr(place) + ' : '),
op=pyast.Add(),
right=pyast.IfExp(test=self.gen_check_flow(
env, marking_var, place, place_expr),
body=pyast.Str('[ dot ],'),
orelse=pyast.Str('[],')))
])))
return l
def add_items_stmt(self, env, multiset, marking_var):
add_items_attr_expr = pyast.E('{}.add_items'.format(
self.field.access_from(marking_var)))
return pyast.stmt(pyast.Call(func=add_items_attr_expr,
args=[multiset]))
def add_multiset_stmt(self, env, multiset, marking_var):
update_attr_expr = pyast.E('{}.update'.format(
self.field.access_from(marking_var)))
return pyast.stmt(pyast.Call(func=update_attr_expr, args=[multiset]))
def add_token_stmt(self, env, compiled_token, marking_var, *args):
add_expr = pyast.E("{}.add".format(
self.field.access_from(marking_var)))
return pyast.stmt(pyast.Call(func=add_expr, args=[compiled_token]))