Try our new documentation site (beta).
tune.py
#!/usr/bin/env python3.7
# Copyright 2023, Gurobi Optimization, LLC
# This example reads a model from a file and tunes it.
# It then writes the best parameter settings to a file
# and solves the model using these parameters.
import sys
import gurobipy as gp
if len(sys.argv) < 2:
print('Usage: tune.py filename')
sys.exit(0)
# Read the model
model = gp.read(sys.argv[1])
# Set the TuneResults parameter to 1
model.Params.TuneResults = 1
# Tune the model
model.tune()
if model.TuneResultCount > 0:
# Load the best tuned parameters into the model
model.getTuneResult(0)
# Write tuned parameters to a file
model.write('tune.prm')
# Solve the model using the tuned parameters
model.optimize()
