Initializing help system before first use

problem.setcbintsol

Purpose
Set a user callback to be called during MISLP when an integer solution is obtained
Synopsis

problem.setcbintsol(callback, data)

callback(my_prob, my_object)
Arguments
callback 
The function to be called when an integer solution is obtained.
data 
A user-defined object, which can be used for any purpose. data is passed to callback as my_object.
my_prob 
The problem passed to the callback function.
my_object 
The user-defined object passed as data to setcbintsol.
Example
The following example sets up a callback to be executed whenever an integer solution is found during MISLP: 
cSol = []
p.setcbintsol(CBIntSol, cSol)
The following sample callback function saves the solution values for the integer solution just found: 
def CBIntSol(prob, cSol):
  cSol[:] = prob.getCallbackSolution()
Related topics
problem.setcboptnode, problem.setcbprenode

Parent Topic Xpress problem methods

© 2001-2025 Fair Isaac Corporation. All rights reserved. This documentation is the property of Fair Isaac Corporation (“FICO”). Receipt or possession of this documentation does not convey rights to disclose, reproduce, make derivative works, use, or allow others to use it except solely for internal evaluation purposes to determine whether to purchase a license to the software described in this documentation, or as otherwise set forth in a written software license agreement between you and FICO (or a FICO affiliate). Use of this documentation and the software described in it must conform strictly to the foregoing permitted uses, and no other use is permitted.