Timeline


and

12/14/11:

19:58 Changeset [5464] by jwatson
Modifying tests to account for the removal of strict inequality flags on …
19:58 Changeset [5463] by jwatson
Eliminating strict inequality slots from ConstraintData?. The trickier part …
19:52 Ticket #4322 (Modify Coopr expression hierarchy to throw an exception when a constraint ...) created by jwatson
It was easy to cull strict inequality logic from many places in the Coopr …

12/12/11:

16:41 Changeset [5462] by gabeh
Updating the required syntax for f_rule and d_f_rule keywords passed to …

12/11/11:

08:24 Changeset [5461] by wehart
Removing one of the looping examples, which does not work in Coopr 3.1

12/10/11:

22:33 Changeset [5460] by wehart
Bug fix: subsolver name is passed with the subsolver option.

12/09/11:

08:52 Ticket #4321 (Memory Leak in Pyomo) closed by jdsiiro
duplicate: Duplicate of #4320
08:52 Ticket #4321 (Memory Leak in Pyomo) created by maxsax74@…
Solving multiple time same AbstractProblem , memory grow …
08:51 Ticket #4320 (Memory Leak in Pyomo) created by maxsax74@…
Solving multiple time same AbstractProblem , memory grow …

12/07/11:

16:53 Changeset [5459] by dlwoodr
trying to keep up with changes to bundling.
13:40 Changeset [5458] by jdsiiro
More efficiency improvements for the DAT parser.
12:32 Changeset [5457] by jwatson
Fixing edge case associated with previous var commit - an variable is an …
11:35 Changeset [5456] by jwatson
Modifying LP writer to properly deal with zero-coefficient quadratic …
11:26 Changeset [5455] by jwatson
Removed _is_xxx slots from the VarValue? class, dropping the memory …

12/06/11:

16:46 Ticket #4319 (Pyomo .lp writer uses six decimal digits) created by ledelato@…
I'm copying this directly from the Coopr google group: Using CPLEX …
12:04 Changeset [5454] by dlwoodr
Not yet tested, but fixes a known mismatch with phinit.py for load_models …
12:01 Changeset [5453] by dlwoodr
Added a simple interface so computeconf, lagrange and etc. can call …
09:08 Changeset [5452] by jdsiiro
Setting Revision, Date svn:keywords for the release installer.

12/05/11:

20:05 Changeset [5451] by jwatson
Adding first of many phpyro - bundling tests.
15:20 Changeset [5450] by jwatson
Modifying runph so that --write-ef does not cause us to ignore --solve-ef. …
14:57 Changeset [5449] by jwatson
Fixed a memory leak issue with symbol maps and solvers. The symbol map is …
14:29 Changeset [5448] by jwatson
Correcting issue with preprocessing and variable fixing in the context of …
12:06 Changeset [5447] by jwatson
Fixing various issues with linearization and PH solver servers. In …
10:41 Changeset [5446] by jwatson
Fixing minor bug in PH, which is only observed during linearization. …

12/04/11:

22:01 Changeset [5445] by jwatson
Adding 3-scenario network flow instance, to simplify some tests.
10:38 Changeset [5444] by jwatson
Adding a simple pyro linearization test.

12/03/11:

17:56 Changeset [5443] by khunter
Move error notice to stderr. Most standard utilities have a notion of …
17:54 Changeset [5442] by khunter
Move error notice to stderr. Most standard utilities have a notion of …
17:41 Changeset [5441] by khunter
Move error notice to stderr. Most standard utilities have a notion of …
16:22 Changeset [5440] by jwatson
Refactoring code for resetting instance linearization variables. Invoking …
15:30 Changeset [5439] by jwatson
Yet another parallel PH test - testing mipgap and warm-starting of ph …
14:18 Changeset [5438] by jwatson
Adding parallel PH test for basic quadratic functionality.
09:46 Changeset [5437] by jwatson
Adding some additional parallel PH tests - they will fail for a bit, until …

12/02/11:

20:40 Changeset [5436] by wehart
Updating installer to use the correct readme file for the release.
17:16 Changeset [5435] by jdsiiro
Updating the release notes for 3.1.5409
16:38 Blog: Coopr 3.1.5409 Release edited by jdsiiro
16:20 Blog: Coopr 3.1 Release edited by jdsiiro
Adopting the convention that the first Major.Minor release doesn't list a …
16:18 Blog: Coopr 3.1.5409 Release created by jdsiiro
16:08 Blog: Coopr 3.1.5325 Release edited by jdsiiro
Corrected wiki formatting
16:02 Changeset [5434] by wehart
Update for Coopr 3.1.5409. Issues were fixed in the setup.py version …
15:47 Changeset [5433] by jdsiiro
Stubbing in an (empty) namespace for coopr.doc so that the trunk installer …
15:26 Changeset [5432] by jdsiiro
Removing references to the PyUtilib? windows installer -- they do not …
14:24 Changeset [5431] by wehart
Bug fix. The dependency on coopr.pyomo should be for 3.0.1, and the …
10:47 Ticket #4318 (Improve error when saving model to unknown format) created by jdsiiro
When running pyomo with the following: […] Pyomo produces the following …

12/01/11:

23:53 Changeset [5430] by jdsiiro
Efficiency improvements for the DAT file parser - convert statements …
22:31 Changeset [5429] by jwatson
Adding phpyro-based linearization test to PySP suite.
20:49 Changeset [5428] by jwatson
Adding warm-start capability into ph solver server. Also fixing a stupid …
20:46 Changeset [5427] by jwatson
Adding missing parallel PH test baseline.
15:39 Changeset [5426] by jwatson
Fixing a preprocess issue when running phpyro with a post-PH extensive …
15:25 Changeset [5425] by jwatson
Modified mpi execution script for PySP network flow example.
15:25 Changeset [5424] by jwatson
Modified PH when using solver servers to correctly deal with post-PH EF …
14:49 Changeset [5423] by jwatson
Modifying PH to properly propagate scenario bundle specifications to PH …
11:56 Changeset [5422] by dlwoodr
I think this should work, but it doesn't more exploration this weekend.
11:50 Changeset [5421] by dlwoodr
An example for parallel with bundles. It does not work yet, but I have to …
08:40 Ticket #4317 (PySP --write-ef and --solve-ef together) created by dlwoodruff@…
--write-ef and --solve-ef together will cause the ef to be written but not …

11/30/11:

17:41 Changeset [5420] by jwatson
Fixing issue with test output file location in a PySP test.
13:39 Changeset [5419] by jdsiiro
Converting the ASL interface to use argument lists; no longer passing …
12:39 Changeset [5418] by jdsiiro
Updating the old GLPK interface to use argument lists instead of a single …
12:06 Changeset [5417] by jdsiiro
Converting the GLPK cplugin to use argument lists instead of a single …
11:54 Changeset [5416] by jdsiiro
Logging fix when running a command specified as a list or arguments …
00:22 Changeset [5415] by wehart
Update installer for Coopr 3.1.5409
00:05 Changeset [5414] by wehart
Updating the release version number.

11/29/11:

23:56 Changeset [5413] by jdsiiro
Updating the CPLEX and Gurobi shell interfaces to directly pass the script …
23:55 Changeset [5412] by jdsiiro
Allowing derivatives of the shell command interface to specify an …
23:45 Changeset [5411] by wehart
Tagging Coopr 3.1.5409

11/28/11:

17:38 Changeset [5410] by jwatson
Adding some more configuration files and bundle specification to PySP …
15:56 Community edited by jdsiiro
(diff)
13:56 Documentation/CooprOverview edited by jdsiiro
(diff)
13:38 WikiStart edited by jdsiiro
(diff)
13:18 WikiStart edited by jdsiiro
(diff)
13:01 Changeset [5409] by jdsiiro
Tagging coopr.opt 2.7.1

11/23/11:

14:43 Changeset [5408] by jwatson
Adding baseline for enhanced phpyro / fixing tests.
14:18 Changeset [5407] by jwatson
Adding a CBC PySP test, for good measure.
14:13 Changeset [5406] by jwatson
Adding support for variable bound-setter execution with PH solver servers. …
10:57 Ticket #4316 (pyspdoc.pdf is not in coopr/doc) created by dlwoodruff@…
pyspdoc.pdf is not in coopr/doc in the 3.1 release. It is in src, but it …

11/22/11:

19:26 Changeset [5405] by jwatson
Fixing phpyro / sizes3 baseline, in response to proper transmission of …

11/21/11:

22:26 Changeset [5404] by jdsiiro
Minor change to the GLPK plugin to take advantage of pyutilib.subprocess …
22:24 Changeset [5403] by jdsiiro
Shell commands no longer need to actually invoke the shell because …
22:19 Changeset [5402] by jwatson
Adding more phpyro tests, with variable fixing.
22:00 Changeset [5401] by jwatson
Another async / verbose baseline fix.
21:59 Ticket #4315 (3.1 pmedian examples) created by dlwoodruff@…
c:\Packages\Coopr\examples\pyomo\p-median> pyomo --solver=greedy …
20:11 Changeset [5400] by jwatson
Modifying ph solver server to accept fixed variable requests. Re-working …
19:39 Changeset [5399] by jwatson
More baseline updates to account for async keyword output.
17:09 Changeset [5398] by jwatson
New baselines, accounting for additions to runph options echo when in …
12:44 Changeset [5397] by jdsiiro
Fixing import error in GUROBI direct interface.
12:34 Changeset [5396] by jdsiiro
Adding a basic setup.py so that `coopr_install --trunk …

11/20/11:

18:08 Changeset [5395] by dlwoodr
The async buffer seems to be working correctly.
16:20 Changeset [5394] by dlwoodr
A few errors were corrected in the buffering for async. It still does not …
13:41 Changeset [5393] by dlwoodr
Add a parameter to control the buffer length I have not yet done enough …
12:55 Changeset [5392] by jwatson
Adding ten-bundle specification for network flow PySP example.
12:34 Changeset [5391] by jwatson
Fixed incorrect indentation in ph solver server, causing more constraint …

11/19/11:

18:09 Changeset [5390] by dlwoodr
Changes to the code for async; a buffer is now used so that updates of …

11/18/11:

23:34 Changeset [5389] by jwatson
A relatively major re-work of ph solver servers, such that they now …
14:50 Changeset [5388] by wehart
Making import of coopr.pyomo entry points more robust.
14:49 Changeset [5387] by wehart
Making the imports of coopr.opt services more robust…
13:42 Changeset [5386] by jwatson
Fixing issue introduced into ph solver servers over last few commits.
10:43 Changeset [5385] by wehart
Updating externals
10:43 Changeset [5384] by wehart
Updating externals
10:43 Changeset [5383] by wehart
Updating externals
10:43 Changeset [5382] by wehart
Adding coopr.doc to all.ini
08:56 Documentation/Acknowledgments edited by jdsiiro
(diff)

11/17/11:

20:40 Changeset [5381] by jwatson
Eliminating expensive use of "max".
20:17 Changeset [5380] by jwatson
Fixing issues propagating mipgap to ef solves.
19:59 Changeset [5379] by jwatson
Switch of range to xrange.
19:58 Changeset [5378] by jwatson
Eliminating redundant call to id().
19:52 Changeset [5377] by jwatson
Speed-ups in the formation of the PH piecewise linear tuples.
19:27 Changeset [5376] by jwatson
Implementing preprocessing of constraints on a fine-resolution basis, in …
19:27 Changeset [5375] by jwatson
Adding method to canonical preprocessor allowing per-constraint …
18:22 Changeset [5374] by jwatson
Cleaning up a bit of the linearization PH code, to prepare for …
14:12 Changeset [5373] by jwatson
Final (I think) set of baseline updates associated with recent commits …
14:07 Changeset [5372] by jwatson
Minor efficiency improvement in PH linearization.
13:27 Changeset [5371] by jwatson
Baseline updates (see previous PySP commit message) in response to …
13:11 Changeset [5370] by jwatson
Speed improvements to the PH linearization code. Resulted in two baseline …
09:51 Changeset [5369] by jwatson
Cleanups to the PH linearization code, in preparation for more radical …

11/16/11:

22:43 Changeset [5368] by jwatson
Adding linearization capabilities for async PH, along with some tests.
18:39 Changeset [5367] by jwatson
Fixing bug in update_weights_for_scenario (runph). It works fine for …
18:07 Changeset [5366] by jwatson
Restoring basic functionality of async PH, which had suffered code-rot …

11/15/11:

05:43 Changeset [5365] by wehart
Rebuilding script for Coopr 3.1.5362
05:32 Changeset [5364] by wehart
Tagging Coopr 3.1.5362

11/14/11:

15:43 Changeset [5363] by khunter
Fix stderr oversight. Prior to this patch, scripts could not make use of …
14:48 Changeset [5362] by wehart
Tagging coopr.pyomo 3.0.1
14:45 Changeset [5361] by wehart
Fixing import error when ordereddict is not available.
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