Public Member Functions | |
def | __init__ (self, ctx=None) |
def | __del__ (self) |
def | set (self, args, keys) |
def | help (self) |
def | param_descrs (self) |
def | assert_exprs (self, args) |
def | add (self, args) |
def | __iadd__ (self, fml) |
def | add_soft (self, arg, weight="1", id=None) |
def | maximize (self, arg) |
def | minimize (self, arg) |
def | push (self) |
def | pop (self) |
def | check (self) |
def | reason_unknown (self) |
def | model (self) |
def | lower (self, obj) |
def | upper (self, obj) |
def | from_file (self, filename) |
def | from_string (self, s) |
def | assertions (self) |
def | objectives (self) |
def | __repr__ (self) |
def | sexpr (self) |
def | statistics (self) |
![]() | |
def | use_pp (self) |
Data Fields | |
ctx | |
optimize | |
Optimize API provides methods for solving using objective functions and weighted soft constraints
def __init__ | ( | self, | |
ctx = None |
|||
) |
def __del__ | ( | self | ) |
def __iadd__ | ( | self, | |
fml | |||
) |
def __repr__ | ( | self | ) |
def add | ( | self, | |
args | |||
) |
Assert constraints as background axioms for the optimize solver. Alias for assert_expr.
Definition at line 6723 of file z3py.py.
Referenced by Optimize.__iadd__().
def add_soft | ( | self, | |
arg, | |||
weight = "1" , |
|||
id = None |
|||
) |
Add soft constraint with optional weight and optional identifier. If no weight is supplied, then the penalty for violating the soft constraint is 1. Soft constraints are grouped by identifiers. Soft constraints that are added without identifiers are grouped by default.
Definition at line 6731 of file z3py.py.
def assert_exprs | ( | self, | |
args | |||
) |
Assert constraints as background axioms for the optimize solver.
Definition at line 6713 of file z3py.py.
Referenced by Optimize.add().
def assertions | ( | self | ) |
def check | ( | self | ) |
def from_file | ( | self, | |
filename | |||
) |
def from_string | ( | self, | |
s | |||
) |
def help | ( | self | ) |
def lower | ( | self, | |
obj | |||
) |
def maximize | ( | self, | |
arg | |||
) |
def minimize | ( | self, | |
arg | |||
) |
def model | ( | self | ) |
Return a model for the last check().
def objectives | ( | self | ) |
def param_descrs | ( | self | ) |
def pop | ( | self | ) |
def push | ( | self | ) |
def reason_unknown | ( | self | ) |
Return a string that describes why the last `check()` returned `unknown`.
def set | ( | self, | |
args, | |||
keys | |||
) |
def sexpr | ( | self | ) |
Return a formatted string (in Lisp-like format) with all added constraints. We say the string is in s-expression format.
Definition at line 6811 of file z3py.py.
Referenced by Optimize.__repr__().
def statistics | ( | self | ) |
def upper | ( | self, | |
obj | |||
) |
ctx |
Definition at line 6691 of file z3py.py.
Referenced by Probe.__call__(), Optimize.__del__(), ApplyResult.__del__(), Tactic.__del__(), Probe.__del__(), Probe.__eq__(), Probe.__ge__(), ApplyResult.__getitem__(), Probe.__gt__(), Probe.__le__(), ApplyResult.__len__(), Probe.__lt__(), Probe.__ne__(), Optimize.add_soft(), Tactic.apply(), ApplyResult.as_expr(), Optimize.assert_exprs(), Optimize.assertions(), Optimize.check(), ApplyResult.convert_model(), Optimize.from_file(), Optimize.from_string(), Optimize.help(), Tactic.help(), Optimize.maximize(), Optimize.minimize(), Optimize.model(), Optimize.objectives(), Optimize.param_descrs(), Tactic.param_descrs(), Optimize.pop(), Optimize.push(), Optimize.reason_unknown(), Optimize.set(), Optimize.sexpr(), ApplyResult.sexpr(), Tactic.solver(), and Optimize.statistics().
optimize |
Definition at line 6692 of file z3py.py.
Referenced by Optimize.__del__(), Optimize.add_soft(), Optimize.assert_exprs(), Optimize.assertions(), Optimize.check(), Optimize.from_file(), Optimize.from_string(), Optimize.help(), Optimize.maximize(), Optimize.minimize(), Optimize.model(), Optimize.objectives(), Optimize.param_descrs(), Optimize.pop(), Optimize.push(), Optimize.reason_unknown(), Optimize.set(), Optimize.sexpr(), and Optimize.statistics().