number of integer and binary variables are also retrieved

Author: ozancakiroglu95

src/pyscipopt/scip.pxd

@@ -712,6 +712,8 @@ cdef extern from "scip/scip.h":
     int SCIPvarGetIndex(SCIP_VAR* var)
     int SCIPgetNVars(SCIP* scip)
     int SCIPgetNOrigVars(SCIP* scip)
+    int SCIPgetNIntVars(SCIP* scip)
+    int SCIPgetNBinVars(SCIP* scip)
     SCIP_VARTYPE SCIPvarGetType(SCIP_VAR* var)
     SCIP_Bool SCIPvarIsOriginal(SCIP_VAR* var)
     SCIP_Bool SCIPvarIsTransformed(SCIP_VAR* var)

src/pyscipopt/scip.pyx

@@ -1686,6 +1686,14 @@ cdef class Model:
         """Retrieve the number of constraints."""
         return SCIPgetNConss(self._scip)
 
+    def getNIntVars(self):
+        """Retrieve the number of integer variables"""
+        return SCIPgetNIntVars(self._scip)
+
+    def getNBinVars(self):
+        """Retrieve the number of binary variables"""
+        return SCIPgetNBinVars(self._scip)
+
     def updateNodeLowerbound(self, Node node, lb):
         """if given value is larger than the node's lower bound (in transformed problem),
         sets the node's lower bound to the new value