Timeline


and

Jul 6, 2009:

7:09 PM Changeset [1362] by wehart
Fixes to make the use of 'ilmlist' work correctly. Standardized on …
6:25 PM Changeset [1361] by wehart
Misc update to baseline data, esp. to support mock tests.
5:53 PM Changeset [1360] by wehart
Misc edits to logging info in convert.py Adding ILM shell command, …
5:53 PM Changeset [1359] by wehart
Major revision of CPLEX driver. It now provides output that is …
5:50 PM Changeset [1358] by wehart
Update of CPLEX tests. These now appear to work correctly on expo. …
5:50 PM Changeset [1357] by jwatson
Fixed ._value versus .value issue occuring in maximization problems.
5:48 PM Changeset [1356] by jwatson
Disabled verbosity in the farmer ph example driver.
5:45 PM Changeset [1355] by jwatson
Changes to complete upgrade of pysp to Bill's latest (v1354) …
4:56 PM Changeset [1354] by jwatson
Complete compatability fix for pysp relative to Bill's v1330 checkin.
4:35 PM Changeset [1353] by jwatson
Edits to partially bring pysp in compatability with Bill's v1330 check-ins.
1:57 AM Changeset [1352] by wehart
Update to baseline. The 'sol' reader has been augmented to use x* for …
1:55 AM Changeset [1351] by wehart
Disabling a test. It's not clear what this test does.
1:52 AM Changeset [1350] by wehart
A major rework of the CBC solver plugin. This has been updated, and …
1:50 AM Changeset [1349] by wehart
Compile multi-line messages into a single line. This resolves a parse …

Jul 5, 2009:

11:56 PM Changeset [1348] by wehart
Misc update of PICO testing harness. Rework of CBC tests, in …
11:48 PM Changeset [1347] by wehart
Misc edit of PICO plugin. Adding parsing of CPLEX commandline output, …
11:47 PM Changeset [1346] by wehart
Misc simplifications of the CPLEX testing harness.
8:34 PM Changeset [1345] by wehart
Update of GLPK and PICO solver/tests. Now, these two solvers appear …

Jul 2, 2009:

7:37 PM Changeset [1344] by wehart
Misc change to pprint() semantics. Now, ordered sets are printed in …
7:12 PM Changeset [1343] by wehart
Adding command-line option to specify the directory use for temporary …
6:49 PM Changeset [1342] by wehart
. Reworked errors when computing values. These errors now raise …
5:45 PM Changeset [1341] by wehart
Misc revisions of exception messages.
11:11 AM Changeset [1340] by wehart
Simplifying this example, including documentation from the PyUtilib? wiki.
10:44 AM Changeset [1339] by wehart
A skeleton directory for setting up PYSP tests.

Jul 1, 2009:

6:50 PM Changeset [1338] by wehart
A major rework of how component attributes are managed for …

Jun 30, 2009:

4:57 PM Changeset [1337] by jwatson
Added IPHExtension plugin to facilitate user intercession into PH workings.
3:52 PM Changeset [1336] by jwatson
Corrected forestry models - added non-negativity constraints on real …
12:50 PM Changeset [1335] by jwatson
Update of Chile forestry example.
12:27 PM Changeset [1334] by jwatson
Fixes to Davis forestry example model/scenario.
12:24 PM Changeset [1333] by jwatson
Corrected various issues with 2-stage forestry example.
11:50 AM Changeset [1332] by jwatson
Fixed problem with indexed cost variables in pysp - was previously …
11:25 AM Changeset [1331] by wehart
Bug fix in test.

Jun 28, 2009:

11:36 PM Changeset [1330] by wehart
A revision to Pyomo semantics. Now, expressions are not evaluated …

Jun 26, 2009:

12:53 PM Changeset [1329] by jwatson
Hack in CPLEX solver interface to by-pass issue with too much output …

Jun 25, 2009:

11:56 PM Changeset [1328] by jwatson
Fixed issue with "wx" term in maximization problems for PH - if …
11:22 PM Changeset [1327] by jwatson
Fixed bug/omission relating to inverting the sign of the PH quadratic …
2:46 PM Changeset [1326] by jwatson
Adding simple two-stage version of DAVIS forestry problem.

Jun 24, 2009:

4:42 PM Changeset [1325] by jwatson
Some fixes in PH and related files to correct behaviors relating to …
2:33 PM Changeset [1324] by jwatson
Fixed pretty-print of PH state to output nan when "None" values are …
2:17 PM Changeset [1323] by jwatson
Eliminated the deep copies of index sets for newly constructed …
1:57 PM Changeset [1322] by jwatson
Speed improvement to PH initialization change introduced in last commit.
1:37 PM Changeset [1321] by jwatson
Modified PH initialization to be compatible with index-specific …
12:44 PM Changeset [1320] by jwatson
Restructured forestry example files.
12:37 PM Changeset [1319] by jwatson
Added index-aware pretty-print to scenario tree output routines.
12:09 PM Changeset [1318] by jwatson
Added parsing and extraction of variable indices in scenario tree …

Jun 23, 2009:

11:38 PM Changeset [1317] by jwatson
Preparation for index-specific stage and cost variables in pysp - …
5:39 PM Changeset [1316] by jwatson
For the forestry example, imported new+improved phdriver from farmer …
5:34 PM Changeset [1315] by jwatson
Added scenario tree structure/data definitions for 4-stage forestry …
5:15 PM Changeset [1314] by jwatson
Fixed issue in printing final solution in PH when the number of …
5:03 PM Changeset [1313] by jwatson
When the CPLEX license server is down, no solution file is (of course) …

Jun 15, 2009:

10:20 AM Changeset [1312] by wehart
Extending the Constraint(model.A, rule=f) constructor semantics. This …
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