fixed some warnings

Author: Joao-Dionisio

CHANGELOG.md

@@ -13,6 +13,7 @@
 - Generalized getLhs() and getRhs() to additionally support any linear type constraint
 ### Fixed
 - Raised an error when an expression is used when a variable is required
+- Fixed some compile warnings
 ### Changed
 - MatrixExpr.sum() now supports axis arguments and can return either a scalar or MatrixExpr depending on the result dimensions
 ### Removed

src/pyscipopt/event.pxi

@@ -39,7 +39,7 @@ cdef class Eventhdlr:
 
 
 # local helper functions for the interface
-cdef Eventhdlr getPyEventhdlr(SCIP_EVENTHDLR* eventhdlr) noexcept with gil:
+cdef Eventhdlr getPyEventhdlr(SCIP_EVENTHDLR* eventhdlr):
     cdef SCIP_EVENTHDLRDATA* eventhdlrdata
     eventhdlrdata = SCIPeventhdlrGetData(eventhdlr)
     return <Eventhdlr>eventhdlrdata

src/pyscipopt/expr.pxi

@@ -358,7 +358,7 @@ cdef class ExprCons:
     def __repr__(self):
         return 'ExprCons(%s, %s, %s)' % (self.expr, self._lhs, self._rhs)
 
-    def __nonzero__(self):
+    def __bool__(self):
         '''Make sure that equality of expressions is not asserted with =='''
 
         msg = """Can't evaluate constraints as booleans.

src/pyscipopt/scip.pxd

@@ -408,12 +408,6 @@ cdef extern from "scip/scip.h":
     ctypedef struct SCIP_PROPDATA:
         pass
 
-    ctypedef struct SCIP_PROPTIMING:
-        pass
-
-    ctypedef struct SCIP_PRESOLTIMING:
-        pass
-
     ctypedef struct SCIP_PRESOL:
         pass
 
@@ -456,9 +450,6 @@ cdef extern from "scip/scip.h":
     ctypedef struct SCIP_PRESOL:
         pass
 
-    ctypedef struct SCIP_HEURTIMING:
-        pass
-
     ctypedef struct SCIP_SEPA:
         pass
 
@@ -510,9 +501,6 @@ cdef extern from "scip/scip.h":
     ctypedef struct BMS_BLKMEM:
         pass
 
-    ctypedef struct SCIP_EXPR:
-        pass
-
     ctypedef struct SCIP_EXPRHDLR:
         pass
 
@@ -707,7 +695,6 @@ cdef extern from "scip/scip.h":
     SCIP_Real SCIPgetLocalTransEstimate(SCIP* scip)
 
     # Solve Methods
-    SCIP_RETCODE SCIPsolve(SCIP* scip)
     SCIP_RETCODE SCIPsolve(SCIP* scip) noexcept nogil
     SCIP_RETCODE SCIPsolveConcurrent(SCIP* scip)
     SCIP_RETCODE SCIPfreeTransform(SCIP* scip)

src/pyscipopt/scip.pxi

@@ -7974,7 +7974,6 @@ cdef class Model:
 
         """
         raise Warning("model.getDualMultiplier(cons) is deprecated: please use model.getDualsolLinear(cons)")
-        return self.getDualsolLinear(cons)
 
     def getDualfarkasLinear(self, Constraint cons):
         """