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some sanity checks for a common mistake

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Artur Meski
2017-09-03 14:53:39 +01:00
parent 203182c520
commit 4b9aa59aff
2 changed files with 77 additions and 54 deletions
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71
logics/rsltl.py
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@@ -3,22 +3,30 @@ from enum import Enum
from logics.bags import *
rsLTL_form_type = Enum('rsLTL_form_type', 'bag l_and l_or l_not l_implies t_globally t_finally t_next t_until t_release')
rsLTL_form_type = Enum(
'rsLTL_form_type',
'bag l_and l_or l_not l_implies t_globally t_finally t_next t_until t_release')
class Formula_rsLTL(object):
def __init__(self, f_type, L_oper = None, R_oper = None, sub_oper = None, bag = None):
def __init__(
self, f_type, L_oper=None, R_oper=None, sub_oper=None, bag=None):
self.f_type = f_type
self.left_operand = L_oper
self.right_operand = R_oper
self.sub_operand = sub_oper
self.bag_descr = bag
if callable(sub_oper):
raise RuntimeError(
"sub_oper should not be a function. Missing () for {0}?".format(sub_oper))
if isinstance(self.left_operand, BagDescription):
self.left_operand = Formula_rsLTL.f_bag(self.left_operand)
if isinstance(self.right_operand, BagDescription):
self.right_operand = Formula_rsLTL.f_bag(self.right_operand)
def __repr__(self):
if self.f_type == rsLTL_form_type.bag:
return repr(self.bag_descr)
@@ -37,9 +45,15 @@ class Formula_rsLTL(object):
if self.f_type == rsLTL_form_type.l_implies:
return "( " + repr(self.left_operand) + " => " + repr(self.right_operand) + " )"
if self.f_type == rsLTL_form_type.t_until:
return "( " + repr(self.left_operand) + " U[" + repr(self.sub_operand) + "] " + repr(self.right_operand) + " )"
return "( " + repr(
self.left_operand) + " U[" + repr(
self.sub_operand) + "] " + repr(
self.right_operand) + " )"
if self.f_type == rsLTL_form_type.t_release:
return "( " + repr(self.left_operand) + " R[" + repr(self.sub_operand) + "] " + repr(self.right_operand) + " )"
return "( " + repr(
self.left_operand) + " R[" + repr(
self.sub_operand) + "] " + repr(
self.right_operand) + " )"
@property
def is_bag(self):
@@ -47,48 +61,51 @@ class Formula_rsLTL(object):
@classmethod
def f_bag(cls, bag_descr):
return cls(rsLTL_form_type.bag, bag = bag_descr)
return cls(rsLTL_form_type.bag, bag=bag_descr)
@classmethod
def f_And(cls, arg_L, arg_R):
return cls(rsLTL_form_type.l_and, L_oper = arg_L, R_oper = arg_R)
return cls(rsLTL_form_type.l_and, L_oper=arg_L, R_oper=arg_R)
@classmethod
def f_Or(cls, arg_L, arg_R):
return cls(rsLTL_form_type.l_or, L_oper = arg_L, R_oper = arg_R)
return cls(rsLTL_form_type.l_or, L_oper=arg_L, R_oper=arg_R)
@classmethod
def f_Implies(cls, arg_L, arg_R):
return cls(rsLTL_form_type.l_implies, L_oper = arg_L, R_oper = arg_R)
return cls(rsLTL_form_type.l_implies, L_oper=arg_L, R_oper=arg_R)
@classmethod
def f_X(cls, sub, arg):
return cls(rsLTL_form_type.t_next, L_oper = arg, sub_oper = sub)
return cls(rsLTL_form_type.t_next, L_oper=arg, sub_oper=sub)
@classmethod
def f_G(cls, sub, arg):
return cls(rsLTL_form_type.t_globally, L_oper = arg, sub_oper = sub)
return cls(rsLTL_form_type.t_globally, L_oper=arg, sub_oper=sub)
@classmethod
def f_U(cls, sub, arg_L, arg_R):
return cls(rsLTL_form_type.t_until, L_oper = arg_L, R_oper = arg_R, sub_oper = sub)
return cls(
rsLTL_form_type.t_until, L_oper=arg_L, R_oper=arg_R, sub_oper=sub)
@classmethod
def f_F(cls, sub, arg_L):
return cls(rsLTL_form_type.t_finally, L_oper = arg_L, sub_oper = sub)
return cls(rsLTL_form_type.t_finally, L_oper=arg_L, sub_oper=sub)
@classmethod
def f_R(cls, sub, arg_L, arg_R):
return cls(rsLTL_form_type.t_release, L_oper = arg_L, R_oper = arg_R, sub_oper = sub)
return cls(
rsLTL_form_type.t_release, L_oper=arg_L, R_oper=arg_R,
sub_oper=sub)
def __and__(self, other):
return Formula_rsLTL(rsLTL_form_type.l_and, L_oper = self, R_oper = other)
return Formula_rsLTL(rsLTL_form_type.l_and, L_oper=self, R_oper=other)
def __or__(self, other):
return Formula_rsLTL(rsLTL_form_type.l_or, L_oper = self, R_oper = other)
return Formula_rsLTL(rsLTL_form_type.l_or, L_oper=self, R_oper=other)
def __invert__(self):
return Formula_rsLTL(rsLTL_form_type.l_not, L_oper = self)
return Formula_rsLTL(rsLTL_form_type.l_not, L_oper=self)
# EOF
# EOF