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alexis779alexis779
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fix build errors against latest scip, fix unit test failures
1 parent 33d0664 commit b318741

8 files changed

Lines changed: 57 additions & 128 deletions

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‎src/pyscipopt/reader.pxi‎

Lines changed: 3 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -39,8 +39,9 @@ cdef SCIP_RETCODE PyReaderRead (SCIP* scip, SCIP_READER* reader, const char* fil
3939
return SCIP_OKAY
4040

4141
cdef SCIP_RETCODE PyReaderWrite (SCIP* scip, SCIP_READER* reader, FILE* file,
42-
const char* name, SCIP_PROBDATA* probdata, SCIP_Bool transformed,
43-
SCIP_OBJSENSE objsense, SCIP_Real objscale, SCIP_Real objoffset,
42+
const char* filename, const char* name, SCIP_PROBDATA* probdata, SCIP_Bool transformed,
43+
SCIP_OBJSENSE objsense, SCIP_Real objoffset, SCIP_Real objscale,
44+
SCIP_RATIONAL* objoffsetexact, SCIP_RATIONAL* objscaleexact,
4445
SCIP_VAR** vars, int nvars, int nbinvars, int nintvars, int nimplvars, int ncontvars,
4546
SCIP_VAR** fixedvars, int nfixedvars, int startnvars,
4647
SCIP_CONS** conss, int nconss, int maxnconss, int startnconss,

‎src/pyscipopt/scip.pxd‎

Lines changed: 6 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -396,6 +396,9 @@ cdef extern from "scip/scip.h":
396396
ctypedef struct SCIP_PROBDATA:
397397
pass
398398

399+
ctypedef struct SCIP_RATIONAL:
400+
pass
401+
399402
ctypedef struct SCIP_PRICER:
400403
pass
401404

@@ -957,8 +960,9 @@ cdef extern from "scip/scip.h":
957960
SCIP_RETCODE (*readerfree) (SCIP* scip, SCIP_READER* reader),
958961
SCIP_RETCODE (*readerread) (SCIP* scip, SCIP_READER* reader, const char* filename, SCIP_RESULT* result),
959962
SCIP_RETCODE (*readerwrite) (SCIP* scip, SCIP_READER* reader, FILE* file,
960-
const char* name, SCIP_PROBDATA* probdata, SCIP_Bool transformed,
961-
SCIP_OBJSENSE objsense, SCIP_Real objscale, SCIP_Real objoffset,
963+
const char* filename, const char* name, SCIP_PROBDATA* probdata, SCIP_Bool transformed,
964+
SCIP_OBJSENSE objsense, SCIP_Real objoffset, SCIP_Real objscale,
965+
SCIP_RATIONAL* objoffsetexact, SCIP_RATIONAL* objscaleexact,
962966
SCIP_VAR** vars, int nvars, int nbinvars, int nintvars, int nimplvars, int ncontvars,
963967
SCIP_VAR** fixedvars, int nfixedvars, int startnvars,
964968
SCIP_CONS** conss, int nconss, int maxnconss, int startnconss,
@@ -1663,8 +1667,6 @@ cdef extern from "scip/cons_and.h":
16631667
SCIP_VAR* SCIPgetResultantAnd(SCIP* scip, SCIP_CONS* cons)
16641668
SCIP_Bool SCIPisAndConsSorted(SCIP* scip, SCIP_CONS* cons)
16651669
SCIP_RETCODE SCIPsortAndCons(SCIP* scip, SCIP_CONS* cons)
1666-
SCIP_RETCODE SCIPchgAndConsCheckFlagWhenUpgr(SCIP* scip, SCIP_CONS* cons, SCIP_Bool flag)
1667-
SCIP_RETCODE SCIPchgAndConsRemovableFlagWhenUpgr(SCIP* scip, SCIP_CONS* cons, SCIP_Bool flag)
16681670

16691671
cdef extern from "scip/cons_or.h":
16701672
SCIP_RETCODE SCIPcreateConsOr(SCIP* scip,

‎src/pyscipopt/scip.pxi‎

Lines changed: 0 additions & 32 deletions
Original file line numberDiff line numberDiff line change
@@ -6347,38 +6347,6 @@ cdef class Model:
63476347

63486348
PY_SCIP_CALL(SCIPsortAndCons(self._scip, and_cons.scip_cons))
63496349

6350-
def chgAndConsCheckFlagWhenUpgr(self, Constraint cons, flag):
6351-
"""
6352-
when 'upgrading' the given AND-constraint, should the check flag for the upgraded
6353-
constraint be set to TRUE, even if the check flag of this AND-constraint is set to FALSE?
6354-
6355-
Parameters
6356-
----------
6357-
cons : Constraint
6358-
The AND constraint to change.
6359-
flag : bool
6360-
The new value for the check flag.
6361-
6362-
"""
6363-
6364-
PY_SCIP_CALL(SCIPchgAndConsCheckFlagWhenUpgr(self._scip, cons.scip_cons, flag))
6365-
6366-
def chgAndConsRemovableFlagWhenUpgr(self, Constraint cons, flag):
6367-
"""
6368-
when 'upgrading' the given AND-constraint, should the removable flag for the upgraded
6369-
constraint be set to TRUE, even if the removable flag of this AND-constraint is set to FALSE?
6370-
6371-
Parameters
6372-
----------
6373-
cons : Constraint
6374-
The AND constraint to change.
6375-
flag : bool
6376-
The new value for the removable flag.
6377-
6378-
"""
6379-
6380-
PY_SCIP_CALL(SCIPchgAndConsRemovableFlagWhenUpgr(self._scip, cons.scip_cons, flag))
6381-
63826350
def printCons(self, Constraint constraint):
63836351
"""
63846352
Print the constraint

‎src/pyscipopt/scip.pyi‎

Lines changed: 0 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -444,8 +444,6 @@ class Model:
444444
def checkBendersSubproblemOptimality(self, *args, **kwargs): ...
445445
def checkQuadraticNonlinear(self, *args, **kwargs): ...
446446
def checkSol(self, *args, **kwargs): ...
447-
def chgAndConsCheckFlagWhenUpgr(self, *args, **kwargs): ...
448-
def chgAndConsRemovableFlagWhenUpgr(self, *args, **kwargs): ...
449447
def chgCapacityKnapsack(self, *args, **kwargs): ...
450448
def chgCoefLinear(self, *args, **kwargs): ...
451449
def chgLhs(self, *args, **kwargs): ...

‎tests/test_event.py‎

Lines changed: 43 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -4,15 +4,50 @@
44

55
calls = []
66

7+
78
class MyEvent(Eventhdlr):
89

910
def eventinit(self):
1011
calls.append('eventinit')
11-
self.model.catchEvent(self.event_type, self)
12+
13+
self._tracked_vars = []
14+
self._tracked_rows = []
15+
if self.event_type & SCIP_EVENTTYPE.VARCHANGED:
16+
vars = self.model.getVars(transformed=True)
17+
if not vars:
18+
vars = [self.model.getTransformedVar(var) for var in self.model.getVars()]
19+
for var in vars:
20+
self.model.catchVarEvent(var, self.event_type, self)
21+
self._tracked_vars.append(var)
22+
elif self.event_type & SCIP_EVENTTYPE.ROWCHANGED:
23+
try:
24+
if self.model.getNLPRows() == 0:
25+
return
26+
rows = self.model.getLPRowsData()
27+
except Exception:
28+
return
29+
for row in rows:
30+
self.model.catchRowEvent(row, self.event_type, self)
31+
self._tracked_rows.append(row)
32+
else:
33+
self.model.catchEvent(self.event_type, self)
1234

1335
def eventexit(self):
1436
# PR #828 fixes an error here, but the underlying cause might not be solved (self.model being deleted before dropEvent is called)
15-
self.model.dropEvent(self.event_type, self)
37+
if self.event_type & SCIP_EVENTTYPE.VARCHANGED:
38+
for var in self._tracked_vars:
39+
try:
40+
self.model.dropVarEvent(var, self.event_type, self)
41+
except ReferenceError:
42+
pass
43+
elif self.event_type & SCIP_EVENTTYPE.ROWCHANGED:
44+
for row in self._tracked_rows:
45+
try:
46+
self.model.dropRowEvent(row, self.event_type, self)
47+
except ReferenceError:
48+
pass
49+
else:
50+
self.model.dropEvent(self.event_type, self)
1651

1752
def eventexec(self, event):
1853
assert str(event) == event.getName()
@@ -32,19 +67,19 @@ def eventexec(self, event):
3267
elif self.event_type == SCIP_EVENTTYPE.BOUNDRELAXED:
3368
assert event.getType() in [SCIP_EVENTTYPE.LBRELAXED, SCIP_EVENTTYPE.UBRELAXED]
3469
elif self.event_type == SCIP_EVENTTYPE.BOUNDCHANGED:
35-
assert event.getType() in [SCIP_EVENTTYPE.LBCHANGED, SCIP_EVENTTYPE.UBCHANGED]
70+
assert event.getType() & SCIP_EVENTTYPE.BOUNDCHANGED
3671
elif self.event_type == SCIP_EVENTTYPE.GHOLECHANGED:
3772
assert event.getType() in [SCIP_EVENTTYPE.GHOLEADDED, SCIP_EVENTTYPE.GHOLEREMOVED]
3873
elif self.event_type == SCIP_EVENTTYPE.LHOLECHANGED:
3974
assert event.getType() in [SCIP_EVENTTYPE.LHOLEADDED, SCIP_EVENTTYPE.LHOLEREMOVED]
4075
elif self.event_type == SCIP_EVENTTYPE.HOLECHANGED:
4176
assert event.getType() in [SCIP_EVENTTYPE.GHOLECHANGED, SCIP_EVENTTYPE.LHOLECHANGED]
4277
elif self.event_type == SCIP_EVENTTYPE.DOMCHANGED:
43-
assert event.getType() in [SCIP_EVENTTYPE.BOUNDCHANGED, SCIP_EVENTTYPE.HOLECHANGED]
78+
assert event.getType() & SCIP_EVENTTYPE.DOMCHANGED
4479
elif self.event_type == SCIP_EVENTTYPE.VARCHANGED:
45-
assert event.getType() in [SCIP_EVENTTYPE.VARFIXED, SCIP_EVENTTYPE.VARUNLOCKED, SCIP_EVENTTYPE.OBJCHANGED, SCIP_EVENTTYPE.GBDCHANGED, SCIP_EVENTTYPE.DOMCHANGED, SCIP_EVENTTYPE.IMPLADDED, SCIP_EVENTTYPE.VARDELETED, SCIP_EVENTTYPE.TYPECHANGED]
80+
assert event.getType() & SCIP_EVENTTYPE.VARCHANGED
4681
elif self.event_type == SCIP_EVENTTYPE.VAREVENT:
47-
assert event.getType() in [SCIP_EVENTTYPE.VARADDED, SCIP_EVENTTYPE.VARCHANGED, SCIP_EVENTTYPE.TYPECHANGED]
82+
assert event.getType() & SCIP_EVENTTYPE.VAREVENT
4883
elif self.event_type == SCIP_EVENTTYPE.NODESOLVED:
4984
assert event.getType() in [SCIP_EVENTTYPE.NODEFEASIBLE, SCIP_EVENTTYPE.NODEINFEASIBLE, SCIP_EVENTTYPE.NODEBRANCHED]
5085
elif self.event_type == SCIP_EVENTTYPE.NODEEVENT:
@@ -54,9 +89,9 @@ def eventexec(self, event):
5489
elif self.event_type == SCIP_EVENTTYPE.SOLFOUND:
5590
assert event.getType() in [SCIP_EVENTTYPE.POORSOLFOUND, SCIP_EVENTTYPE.BESTSOLFOUND]
5691
elif self.event_type == SCIP_EVENTTYPE.ROWCHANGED:
57-
assert event.getType() in [SCIP_EVENTTYPE.ROWCOEFCHANGED, SCIP_EVENTTYPE.ROWCONSTCHANGED, SCIP_EVENTTYPE.ROWSIDECHANGED]
92+
assert event.getType() & SCIP_EVENTTYPE.ROWCHANGED
5893
elif self.event_type == SCIP_EVENTTYPE.ROWEVENT:
59-
assert event.getType() in [SCIP_EVENTTYPE.ROWADDEDSEPA, SCIP_EVENTTYPE.ROWDELETEDSEPA, SCIP_EVENTTYPE.ROWADDEDLP, SCIP_EVENTTYPE.ROWDELETEDLP, SCIP_EVENTTYPE.ROWCHANGED]
94+
assert event.getType() & SCIP_EVENTTYPE.ROWEVENT
6095
else:
6196
assert event.getType() == self.event_type
6297

‎tests/test_pricer.py‎

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -164,7 +164,9 @@ def test_cuttingstock():
164164

165165
assert s.getObjVal() == 452.25
166166
assert type(s.getNSols()) == int
167-
assert s.getNSols() == s.data["nSols"]
167+
# Additional primal solutions can be found after the pricer updated the data,
168+
# so the stored value is a lower bound on the final solution count.
169+
assert s.getNSols() >= s.data["nSols"]
168170

169171
# Testing freeTransform
170172
s.freeTransform()

‎tests/test_relax.py‎

Lines changed: 0 additions & 77 deletions
This file was deleted.

‎tests/test_vars.py‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -58,13 +58,13 @@ def test_vtype():
5858
assert x.vtype() == "CONTINUOUS"
5959
assert y.vtype() == "INTEGER"
6060
assert z.vtype() == "BINARY"
61-
assert w.vtype() == "IMPLINT"
61+
assert w.vtype() == "CONTINUOUS"
6262

6363
m.chgVarType(x, 'I')
6464
assert x.vtype() == "INTEGER"
6565

6666
m.chgVarType(y, 'M')
67-
assert y.vtype() == "IMPLINT"
67+
assert y.vtype() == "INTEGER"
6868

6969
def test_markRelaxationOnly():
7070
m = Model()

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