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@mrmundt mrmundt released this 21 Feb 17:33
· 2903 commits to main since this release
6.7.1
8b20d3d
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Highlight of the 6.7 release series

  • Added support for Python 3.12
  • Removed support for Python 3.7
  • New writer for converting linear models to matrix form
  • Improved handling of nested GDPs
  • New packages:
    • latex_printer: print Pyomo models to a LaTeX compatible format
    • contrib.solver: preview of redesigned solver interfaces
  • ...and of course numerous minor bug fixes and performance enhancements

Changes in this release

  • General
    • Add support for tuples in ComponentMap; add DefaultComponentMap (#3150)
    • Update Path, PathList, and IsInstance Domain Validators (#3144)
    • Remove usage of __all__ (#3142)
    • Extend Path and Type Checking Validators of common.config (#3140)
    • Update Copyright Statements (#3139)
    • Update ExitNodeDispatcher to better support extensibility (#3125)
    • Create contributors data gathering script (#3117)
    • Prevent duplicate entries in ConfigDict declaration order (#3116)
    • Remove unnecessary __future__ imports (#3109)
    • Import pandas through pyomo.common.dependencies (#3102)
    • Update links to workshop slides (#3079)
    • Remove incorrect use of identity (is) comparisons (#3061)
  • Core
    • Add Block.register_private_data_initializer() (#3153)
    • Generalize the simple_constraint_rule decorator (#3152)
    • Fix edge case assigning new numeric types to Var/Param with units (#3151)
    • Add private_data to _BlockData (#3138)
    • IndexComponent create implicit sets as "anonymous" sets (#3075)
    • Add all_different and count_if to the logical expression system (#3058)
    • Fix RangeSet.len when defined by floats (#3119)
    • Overhaul the Suffix component (#3072)
    • Enforce expression immutability in expr.args (#3099)
    • Improve NumPy registration when assigning numpy to Param (#3093)
    • Track changes in PyPy behavior introduced in 7.3.14 (#3087)
    • Remove automatic numpy import (#3077)
    • Fix range_difference for Sets with nonzero anchor points (#3063)
    • Clarify errors raised by accessing Sets by positional index (#3062)
  • Documentation
    • Update intersphinx links, remove docs for nonfunctional code (#3155)
    • Update MPC documentation and citation (#3148)
    • Fix an error in the documentation for LinearExpression (#3090)
    • Fix Pyomo.DoE documentation (#3070)
    • Fix latex_printer documentation (#3066)
  • Solver Interfaces
    • Preview release of new solver interfaces as pyomo.contrib.solver
      (#3137, #3156)
    • Make error msg more explicit wrt different interfaces (#3141)
    • NLv2: only raise exception for empty models in the legacy API (#3135)
    • Add to_expr() to AMPLRepn, fix NLWriterInfo return type (#3095)
  • Testing
    • Update Release Wheel Builder Action (#3149)
    • Actions Version Update: Address node.js deprecations (#3118)
    • New Black Major Release (24.1.0) (#3108)
    • Use scip for PyROS tests (#3104)
    • Add missing solver dependency flags for OnlineDocs tests (#3094)
    • Re-enable contrib.viewer.tests.test_qt.py (#3085)
    • Add automated testing of OnlineDocs examples (#3080)
    • Silence deprecation warnings emitted by Pyomo tests (#3076)
    • Fix Python 3.12 tests (manage pyutilib, distutils dependencies) (#3065)
  • DAE
    • Replace deprecated numpy.math alias with standard math module (#3074)
  • GDP
    • Handle nested GDPs correctly in all the transformations (#3145)
    • Fix bugs in nested models in gdp.hull transformation (#3143)
    • Various bug fixes in gdp.mbigm transformation (#3073)
    • Add GDP => MINLP Transformation (#3082)
  • Contributed Packages
    • GDPopt: Fix lbb solve_data bug (#3133)
    • GDPopt: Adding missing import for gdpopt.enumerate (#3105)
    • FBBT: Extend fbbt.ExpressionBoundsVisitor to handle relational
      expressions and Expr_if (#3129)
    • incidence_analysis: Method to add an edge in IncidenceGraphInterface (#3120)
    • incidence_analysis: Add subgraph method to IncidencegraphInterface (#3122)
    • incidence_analysis: Add ampl_repn option (#3069)
    • incidence_analysis: Update documentation (#3067)
    • interior_point: Resolve test failure due to Mumps update (#3114)
    • MindtPy: Various bug fixes (#3034)
    • PyROS: Update Solver Argument Resolution and Validation Routines (#3126)
    • PyROS: Update Subproblem Initialization Routines (#3071)
    • PyROS: Fix DR polishing under nominal objective focus (#3060)
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