Timeline


and

04/25/12:

08:49 Changeset [5698] by jwatson
Tweak to the LP writer to screen for the presence of objectives in blocks, …

04/23/12:

20:19 Changeset [5697] by wehart
Taggin coopr.extras 1.0.1
20:15 Changeset [5696] by wehart
Updating changelog
20:08 Changeset [5695] by wehart
Updating changelog
20:04 Changeset [5694] by wehart
Tagging coopr.core 1.0
19:53 Changeset [5693] by wehart
Tagging coopr.age 1.1.2
19:42 Changeset [5692] by wehart
Adding logic to support branches.

04/20/12:

16:52 Changeset [5691] by jwatson
Fixing various PySP baselines due to John's recent change that caused …
15:48 Changeset [5690] by jwatson
Fixing issue in PySP relating to the way singleton Param's are accessed - …
12:47 Changeset [5689] by dlwoodr
Added a little blurb to indicate how to access parameter values from a …

04/19/12:

22:36 Changeset [5688] by wehart
Return a list of packages instead of map()
22:36 Changeset [5687] by wehart
Return a list of packages instead of map()
22:36 Changeset [5686] by wehart
Return a list of packages instead of map()
22:36 Changeset [5685] by wehart
Return a list of packages instead of map()
22:36 Changeset [5684] by wehart
Return a list of packages instead of map()
22:36 Changeset [5683] by wehart
Return a list of packages instead of map()
22:36 Changeset [5682] by wehart
Return a list of packages instead of map()
22:36 Changeset [5681] by wehart
Return a list of packages instead of map()
22:35 Changeset [5680] by wehart
Return a list of packages instead of map()
22:35 Changeset [5679] by wehart
Return a list of packages instead of map()
22:35 Changeset [5678] by wehart
Return a list of packages instead of map()
22:35 Changeset [5677] by wehart
Return a list of packages instead of map()
22:35 Changeset [5676] by wehart
Return a list of packages instead of map()
22:35 Changeset [5675] by wehart
Return a list of packages instead of map()
22:35 Changeset [5674] by wehart
Return a list of packages instead of map()
16:22 Changeset [5673] by jdsiiro
Updating baselines to use entirely floating point values due to …
16:20 Changeset [5672] by jdsiiro
Updating CHull relaxation to track function name change in r5624.

04/18/12:

10:35 Pyomo edited by dlwoodr
(diff)

04/17/12:

16:54 Changeset [5671] by jdsiiro
- Removing all direct calls to the NumericConstant? constructor …
15:22 Changeset [5670] by jdsiiro
Removing ZreoConstant? and OneConstant?: no one was using them.
15:21 Changeset [5669] by jdsiiro
- Efficiency improvements to core numeric value manipulation functions. - …
14:57 Ticket #4347 (Conceptual issue / flaw with Params and mutability) created by jwatson
One of our users reported an issue with Params, which really needs to be …
14:25 Changeset [5668] by jdsiiro
- converting all exception constructors to use Python 3.x-compatible …
14:12 Changeset [5667] by jdsiiro
Reverting a change from r5616. That change broke support for using …
09:57 Ticket #4346 (easy_install and pip installer coopr versions are buggy) created by anonymous
The install seems to go smoothly. However, when trying use the nl problem …

04/16/12:

10:25 Changeset [5666] by jwatson
Adding regression test for farmer-with-piecewise-profit example, to test …
10:20 Changeset [5665] by jwatson
Adding complete / functional farmer-with-piecewise-profit example.

04/13/12:

17:06 Changeset [5664] by jdsiiro
Promoting the _clone_if_needed() function up to the module namespace. …
13:46 Ticket #4345 (Cache commonly-occurring constants as NumericValues) created by jwatson
We waste a lot of time and memory duplicating the process for creating …
11:32 Changeset [5663] by jwatson
Performance improvement in Param.py, when constructing via rule-based …

04/12/12:

16:05 Ticket #4344 (More inconsistencies in Pyomo model pprint()) created by jwatson
Building on a related ticket - but this is a distinct issue... If one …
15:54 Ticket #4343 (Proposed enhancement for Pyomo model pprint()) created by jwatson
When users have a mix of active and inactive constraints, they often do …
15:51 Ticket #4342 (Problem with constraint pprint()) created by jwatson
For constraints with strict inequalities such as: model.con1 = …

04/11/12:

15:17 Changeset [5662] by dlwoodr
Fix one spelling error.
14:15 Changeset [5661] by jwatson
Update (due to a gurobi version update) in a remaining darwin-only PySP …

04/10/12:

17:42 Changeset [5660] by gabeh
Removing a debug statement from cpxlp.py
17:39 Changeset [5659] by gabeh
Reverting unintended change to sos test problem.
17:38 Changeset [5658] by jwatson
More baseline updates due to re-labeling of commas to underscores.
17:33 Changeset [5657] by gabeh
Fixing piecwise component to correctly handle SOSConstraint. Updating …
17:26 Changeset [5656] by jwatson
Fixing two baselines in GDP to reflect substition of '_' for ',' in object …
14:36 Changeset [5655] by gabeh
Updating cpxlp.py to handle the new mapping of commas to underscores. If I …
14:02 Changeset [5654] by gabeh
Fixing typo in GLPK.py
13:49 Changeset [5653] by jwatson
When is_constant was changed to canonical_is_constant, changes in the …
12:44 Changeset [5652] by jdsiiro
Removing (unsafe) call to eval() from the GLPK plugin configuration.
11:36 Changeset [5651] by jwatson
Upgrading wwphextension.py to be compliant / functional with latest Param …
11:14 Ticket #4341 (Need to revisit "flatten_tuples" and indexed_component.py) created by jwatson
We have a fundamental conceptual issue with tuple flattening and indexed …
10:15 Changeset [5650] by jwatson
Updating extensive form baselines, in response to the elimination (well, …

04/08/12:

20:36 Changeset [5649] by jwatson
Fixing issue in CBC plugin involving lines in the solution file that are …

04/07/12:

14:30 Changeset [5648] by wehart
Fixes for parameter initialization. Parameters are flattened, and they …
14:29 Changeset [5647] by wehart
Documentation changes and reordering construction.
14:28 Changeset [5646] by wehart
Documentation changes and reordering construction.
14:27 Changeset [5645] by wehart
Adding index tests.

04/05/12:

16:44 Changeset [5644] by jwatson
More cleanup.
16:43 Changeset [5643] by jwatson
More improvements to the Xpress plugin - mainly, proper processing of the …
15:28 Changeset [5642] by jwatson
Fixed reduced-cost, slack, and dual suffix processing for the Xpress …
15:11 Changeset [5641] by jwatson
A *very* preliminary stab at a solver plugin for Xpress. It solves diet at …
14:40 Changeset [5640] by jwatson
Modified LP label maker to map commas in variable names to the underscore …

04/03/12:

08:48 Ticket #4340 (glpsol called without arguments) created by xypron.glpk@…
Dear Sir or Madam, running the following file from coopr.pyomo import * …

04/02/12:

20:04 Changeset [5639] by jwatson
Fixing now-illegal / undefined import of "is_constant" symbol from …

03/31/12:

21:58 Changeset [5638] by wehart
Renaming Param._repn to Param._data. Removing redundant methods that are …
20:32 Changeset [5637] by wehart
Cleanup imports. Removing reference to VarValue?
20:32 Changeset [5636] by wehart
Cleanup imports.
20:31 Changeset [5635] by wehart
Changing name of VarValue?
20:31 Changeset [5634] by wehart
Changing name of VarValue?
20:31 Changeset [5633] by wehart
Standardizing data names: _ParamData, _ConstraintData, _VarData
16:54 Changeset [5632] by wehart
A rework of Objective. Segregating SOSConstraint into a separate file …
15:21 Changeset [5631] by wehart
Check for Constraint instead of ConstraintBase?
15:21 Changeset [5630] by wehart
More careful test in Pyomo converter logic. Cleanup of imports in CPLEX …
15:20 Changeset [5629] by wehart
Migrating indexing logic from Objective and Constraint into the …

03/30/12:

13:18 Changeset [5628] by wehart
Removing the validation argument from NumericValue?. This wasn't being …
13:17 Changeset [5627] by wehart
Adding more tests for NaN and Infinity values.
12:30 Changeset [5626] by wehart
Cleanup of imports.
12:30 Changeset [5625] by wehart
Removing unnecessary import.
11:15 Changeset [5624] by wehart
Change of name for canonical tests, to avoid conflicts in global names.
11:13 Changeset [5623] by wehart
Changes in imports.
11:12 Changeset [5622] by wehart
Changes due to name changes for canonical tests.
11:09 Changeset [5621] by wehart
Adding unit tests for numeric values.
11:03 Changeset [5620] by wehart
Changes in constructors for consistency and to move error handling up to …
11:02 Changeset [5619] by wehart
Changes in constructors to make them more consistent with other …
11:01 Changeset [5618] by wehart
Misc edits/documentation changes.
11:01 Changeset [5617] by wehart
Changing constructor to be more consistent with other components. Changes …
10:59 Changeset [5616] by wehart
Lots of documentation changes. A few bug fixes that were highlighted by …
10:58 Changeset [5615] by wehart
Cleaning up imports. Misc documentation changes.
10:58 Changeset [5614] by wehart
Ensure that str returns a string object.
10:57 Changeset [5613] by wehart
Rework of constructor logic to ensure some consistency with other …
10:56 Changeset [5612] by wehart
Simplified param representation constructor to defer error handling to …
10:54 Changeset [5611] by wehart
Changing constructor of _ConnectorBase. Defered most keyword processing …
10:52 Changeset [5610] by wehart
Removing initialization of the 'name' attribute. This has been moved up …

03/26/12:

15:36 Ticket #4339 (phsolverserver -np mismatch) created by dlwoodr
It would be great if PySP could notice that it has been called with …
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