exvis

exvis visualizes MIP instances in .mps & .lp format based on their expressions (variables and constraints) as a graph.

Installation

pip install exvis

Usage

exvis --input data/example/enlight_hard.mps.gz

For further options, see exvis --help.

Preview

Shown here are visualizations of instances from the MIPLIB 2017 set.

enlight_hard	eva1aprime5x5opt
neos-1171737	neos-1324574
mine-90-10	peg-solitaire-a3

Many more images of files from the MIPLIB 2017 set can be found here.

Known issues

• The applied networkx functionality may eat up a lot of memory for large instances or run indefinitely.