source: coopr.pyomo/trunk

Revision Log Mode:


Legend:

Added
Modified
Copied or renamed
Diff Rev Age Author Log Message
(edit) @2289   10 years wehart Setting up 'import' tests for the other simple examples. These seem to …
(edit) @2287   10 years wehart Adding a script to test the parser.
(edit) @2285   10 years wehart Working through more examples of the 'import' command.
(edit) @2283   10 years jwatson Added suffix option to pyomo script, to enable specification of …
(edit) @2279   10 years wehart Adding support for a basic 'import' command.
(edit) @2278   10 years wehart A major rework of the parsing of data command files (formerly known as …
(edit) @2274   10 years wehart Added the 'include' command, which can include other *.dat files. …
(edit) @2264   10 years wehart Misc rework of the scripting modules. These changes allow this …
(edit) @2253   10 years wehart Changes due to termination condition refinement
(edit) @2244   10 years wehart Tagging coopr.pyomo 2.3 release
(edit) @2242   10 years wehart Documentation update.
(edit) @2228   10 years jwatson Final fix to LP writer to (optionally) account for the models in which …
(edit) @2227   10 years wehart This is a major rework of the ModelData? logic. I've extracted the …
(edit) @2226   10 years wehart Removing some debugging IO.
(edit) @2218   10 years wehart Reworking the symbol_map generated for the NL file. Fixing the use of …
(edit) @2217   10 years wehart Update to NL file writer, after recent changes in the canonical …
(edit) @2214   10 years wehart Reworking the canonical expression definition to include a dictionary …
(edit) @2213   10 years wehart Adding the ability to process multiple *.dat files on the Pyomo …
(edit) @2211   10 years jwatson Suppressing warning for "constant constraint" when writing LP files - …
(edit) @2210   10 years jwatson Additional minor fixings to make new LP writer work with PH - which it …
(edit) @2209   10 years jwatson Fix to new LP writer to output variable label, instead of name. The …
(edit) @2201   10 years wehart Update to Coopr to account for changes in PyUtilib? package names.
(edit) @2170   10 years wehart A rework of the NL/LP file writers. This now uses the canonical …
(edit) @2166   10 years jwatson Allowing PyomoModel? to load a solver results object with a status …
(edit) @2163   10 years wehart Adding diagnostic output.
(edit) @2161   10 years jwatson Cut the run-time of the PyomoModel? _load_solution method by 2/3 - it's …
(edit) @2160   10 years wehart Adding the pyomo2lp and pyomo2nl commands. Setting up the convert.py …
(edit) @2159   10 years wehart Updates to reconfigure how files are written out by Pyomo.
(edit) @2148   10 years wehart Bug fixes and pyomo command tests.
(edit) @2147   10 years wehart Fixing bugs
(edit) @2146   10 years wehart Other updates from my laptop…
(edit) @2145   10 years wehart A stab at refactoring the pyomo command-line script, to make it easier …
(edit) @2142   10 years wehart Bug fix. Parameter indices do not have a keys() attribute.
(edit) @2133   10 years wehart A draft implementation of expressions for intrinsic functions.
(edit) @2130   10 years jwatson Mirroring previous commit for singleton (non-indexed) parameters, …
(edit) @2129   10 years jwatson I have changed the setitem interface for the variable base class …
(edit) @2128   10 years wehart Adding the @set_options decorator, which can be used to specify …
(edit) @2125   10 years wehart Extended collection of linear terms to ignore identity expressions in …
(edit) @2122   10 years wehart Adding methods to clear objective/constraint data.
(edit) @2108   10 years wehart Changes to make the API for Model() functions/attributes by 1-based …
(edit) @2107   10 years wehart Updating solver heuristics to use xrange() and xsequence()
(edit) @2106   10 years wehart Using the sequence() and xsequence() functions to further simplify …
(edit) @2105   10 years wehart Adding an xsequence() function, which mimics xrange.
(edit) @2099   10 years wehart Removing some tabs. Add option to allow a Model to be named in its …
(edit) @2098   10 years wehart Allow expressions to be generated from a dictionary variable-id -> …
(edit) @2097   10 years wehart Updating Model statistics after a transformation.
(edit) @2096   10 years wehart Setup labeling for objectives.
(edit) @2094   10 years wehart Adding a sequence() function, which is analogous to range() for …
(edit) @2091   10 years wehart Tagging coopr.pyomo release 2.1
(edit) @2089   10 years wehart Update to changelog.
(edit) @2066   10 years jwatson Removed some TBD notes in the Benders example, and checked in the full …
(edit) @2064   10 years wehart Misc rework of variable presolving. Now, model statistics are stored …
(edit) @2063   10 years wehart Reformatting this example to make it narrower.
(edit) @2057   10 years wehart Misc cleanup of debugging facilities.
(edit) @2056   10 years wehart Fixes and tests for generating canonical representations.
(edit) @2055   10 years wehart Some additional documentation.
(edit) @2054   10 years wehart Pleliminary commit for a capability that can extract a canonical …
(edit) @2053   10 years wehart Adding ability to load a list or tuple of values into a Pyomo model. …
(edit) @2052   10 years wehart Updating to variable naming. Special symbols are mapped to a name …
(edit) @2051   10 years wehart Bug fix in the NEWGAP computation.
(edit) @2050   10 years wehart Adding support for denoting constraint inequalities as 'strict'. …
(edit) @2049   10 years wehart coopr.pyomo baseline changes due to change in GLPK output.
(edit) @2046   10 years wehart Resolving #3970. When a parameter is specified with a default value, …
(edit) @2045   10 years wehart Bug fix to 'random' solver
(edit) @2044   10 years wehart Adding a 'random' solver.
(edit) @2036   10 years jwatson Added "--solver-mipgap" option to the pyomo script, mirroring recent …
(edit) @2032   10 years jwatson More readability improvements to the Benders example.
(edit) @2031   10 years jwatson More prettification of the Benders example.
(edit) @2028   10 years jwatson Changed some references to "._model" to the new+improved ".model".
(edit) @2027   10 years wehart Simplified the syntax for adding a constraint to a Constraint object.
(edit) @2025   10 years wehart Reworking how components interact with models. Now, components can …
(edit) @2024   10 years wehart Added check to avoid printing an objective with an empty linear sum.
(edit) @2023   10 years jwatson Pyomo Benders example prettification and cleanup.
(edit) @2022   10 years wehart Removing debugging IO
(edit) @2021   10 years wehart Misc rework of exception management within Pyomo.
(edit) @2020   10 years wehart Misc updates. Cleaning out old models that are no longer used. …
(edit) @2018   10 years wehart Bug fix due to updates in results object.
(edit) @2017   10 years wehart Preliminary rework of the amplbook2 examples.
(edit) @2016   10 years wehart Adding helper functions that denote the number of constraints, …
(edit) @2015   10 years wehart Adding tests to confirm that set/index dimensionality checks work as …
(edit) @2012   10 years jwatson Some fixes to Benders example, identified when baseline-ing AMPL …
(edit) @2011   10 years wehart A change in semantics for setting up dimen and dim. This change …
(edit) @2010   10 years wehart Adding a transformation for eliminating fixed variables.
(edit) @2009   10 years wehart Adding an 'index' attribute to variable value objects, which allows a …
(edit) @2008   10 years wehart Adding helper functions for accessing constraints, variables and …
(edit) @2005   10 years wehart Adding tests to exercise the Pyomo command-line. Reworked error …
(edit) @2004   10 years wehart 1. Added --model-name option, which allos the specification of an …
(edit) @2002   10 years wehart Adding some tests to validate various types of output that are …
(edit) @2001   10 years wehart Adding a plugin interface for model transformations. This can be …
(edit) @2000   10 years wehart Bug fix.
(edit) @1999   10 years wehart Python 2.5 portability fixes.
(edit) @1996   10 years wehart JP's benders example with some misc edits. This runs, though I'm not …
(edit) @1995   10 years wehart Adding a 'create_name' function that simplifies the setup of indexed …
(edit) @1994   10 years wehart Initial setup of the PyomoModel?._name_conmap data structure. I've set …
(edit) @1993   10 years wehart Adding support for component index deactivation. Again, this isn't …
(edit) @1992   10 years wehart A rework of component management in Pyomo. This was initially started …
(edit) @1990   10 years jwatson Added code to throw a ValueError? exception when attempting to output a …
(edit) @1976   10 years wehart A hack to make the default 'dimen' be 1 when computing the ndim for a …
(edit) @1975   10 years wehart Bug fix. The ProductExpression? was not correctly testing for …
(edit) @1974   10 years wehart Updating PyPI categories
Note: See TracRevisionLog for help on using the revision log.