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Solver: Make attributes private; ensure we're not calling them directly

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Helps with Julia/JuMP integration.
This commit is contained in:
Alinson S. Xavier
2024-02-02 10:15:06 -06:00
parent 33f2cb3d9e
commit 60d9a68485
6 changed files with 66 additions and 59 deletions
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26
miplearn/solvers/abstract.py
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@@ -21,14 +21,14 @@ class AbstractModel(ABC):
WHERE_LAZY = "lazy"
def __init__(self) -> None:
self.lazy_enforce: Optional[Callable] = None
self.lazy_separate: Optional[Callable] = None
self.lazy_: Optional[List[Any]] = None
self.cuts_enforce: Optional[Callable] = None
self.cuts_separate: Optional[Callable] = None
self.cuts_: Optional[List[Any]] = None
self.cuts_aot_: Optional[List[Any]] = None
self.where = self.WHERE_DEFAULT
self._lazy_enforce: Optional[Callable] = None
self._lazy_separate: Optional[Callable] = None
self._lazy: Optional[List[Any]] = None
self._cuts_enforce: Optional[Callable] = None
self._cuts_separate: Optional[Callable] = None
self._cuts: Optional[List[Any]] = None
self._cuts_aot: Optional[List[Any]] = None
self._where = self.WHERE_DEFAULT
@abstractmethod
def add_constrs(
@@ -85,3 +85,13 @@ class AbstractModel(ABC):
def set_cuts(self, cuts: List) -> None:
self.cuts_aot_ = cuts
def lazy_enforce(self, violations: List[Any]) -> None:
if self._lazy_enforce is not None:
self._lazy_enforce(self, violations)
def _lazy_enforce_collected(self) -> None:
"""Adds all lazy constraints identified in the callback as actual model constraints. Useful for generating
a final MPS file with the constraints that were required in this run."""
if self._lazy_enforce is not None:
self._lazy_enforce(self, self._lazy)