The main repository for the Pyomo optimization modeling software.
Python C AMPL TeX Shell C++

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Pyomo Overview

Pyomo is a Python-based open-source software package that supports a diverse set of optimization capabilities for formulating and analyzing optimization models.

Pyomo is available under the BSD License.



pip install pyomo

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conda install -c pyomo

Getting Help


Pyomo development moved to this repository in June, 2016 from Sandia National Laboratories. Developer discussions are hosted by google groups.

By contributing to this software project, you are agreeing to the following terms and conditions for your contributions:

  1. You agree your contributions are submitted under the BSD license.
  2. You represent you are authorized to make the contributions and grant the license. If your employer has rights to intellectual property that includes your contributions, you represent that you have received permission to make contributions and grant the required license on behalf of that employer.