User Guides

• How to configure a solver in PuLP
  • Checking which solvers PuLP has access to
  • What is an environment variable
  • Types of PuLP integrations (API) to solvers
  • Configuring the path to the solver
  • Additional environment variables per solver
  • Configuring where the CMD solvers write their temporary files
  • Using the official solver API
  • Importing and exporting a solver
• How to warm-start a solver
  • Supported solver APIs
  • Example problem
  • Filling a variable with a value
  • Activating MIP start
  • Fixing a variable
  • Whole Example
• Elastic Constraints
• How to import and export models in PuLP
  • Considerations
  • Example 1: json
  • Example 1: mps
  • Example 2: json
  • Grouping variables
  • Caveats with json and pandas / numpy data types
• How to debug most errors during solving
  • Giving feedback and asking for help
  • Error while trying to execute cbc.exe
  • Infeasible problems
  • Jupyter notebooks / anaconda / conda issues