Timeline


and

Jan 26, 2011:

11:24 PM Changeset [3544] by jwatson
Serious looping reorganization of VarBase? construct() method - was …
10:59 PM Changeset [3543] by jwatson
Eliminating redundant calls to pyomo.debug("verbose") in …
10:36 PM Changeset [3542] by jwatson
Changing some range() calls to xrange(), based on profiler analysis.
4:40 PM Changeset [3541] by wehart
Updating externals
4:39 PM Changeset [3540] by wehart
Adding coopr.data.* packages here ... so they will be used for nightly …
4:35 PM Changeset [3539] by wehart
Updating externals
4:24 PM Changeset [3538] by wehart
Fixing a bug that was introduced by Keiths 'drive by cleanup'.
3:59 PM Changeset [3537] by jdsiiro
- minor efficiency improvements in generate_expression. - clarified …
3:13 PM Changeset [3536] by jwatson
Modifying p-median examples to write NL instead of MPS.
12:52 PM Changeset [3535] by wehart
Adding date/revision info for coopr_install.

Jan 25, 2011:

6:46 PM Changeset [3534] by jwatson
Fixing issue with last commit - now construct()ing sets immediately in …
6:19 PM Changeset [3533] by jwatson
Fixing outstanding issue with set "and" (intersection) operator, in …
4:15 PM Changeset [3532] by jdsiiro
Minor performance optimizations for expression generation.
2:02 AM Changeset [3531] by jdsiiro
Overhaul of generate_expression(). - significantly reduce the …

Jan 24, 2011:

4:01 PM Changeset [3530] by jdsiiro
Overhaul of GDP test driver to manually activate/deactivate the …

Jan 23, 2011:

8:03 PM Changeset [3529] by khunter
Do not set the mipgap if none has been specified.
8:02 PM Changeset [3528] by khunter
NFC: mild refactor
12:30 PM Changeset [3527] by jwatson
Substituting generators for list comprehensions in example p-median …

Jan 22, 2011:

10:54 PM Changeset [3526] by jwatson
Performance improvement in _load_solution.
10:31 PM Changeset [3525] by jwatson
Fixing issue with the SetArray? class in which an initialize keyword is …
10:46 AM Changeset [3524] by jwatson
Improving error diagnostic message.
1:45 AM Changeset [3523] by jdsiiro
Adding a polynomial_degree() method for recursively determining the …

Jan 21, 2011:

4:59 PM Changeset [3522] by khunter
Introduction of the Coopr plugin to directly talk to Gurobi. Note …
4:11 PM Changeset [3521] by khunter
Initialize _timelimit
1:36 PM Changeset [3520] by khunter
* remove unused import (from original hollowing out of another code …
1:37 AM Changeset [3519] by khunter
Enable user to choose one of the GLPK implemented algorithms. * …
12:36 AM Changeset [3518] by khunter
Add MIP support to the GLPKDirect plugin.
12:19 AM Changeset [3517] by khunter
Binary variables *are* integer variables. Correct that oversight in …
12:12 AM Changeset [3516] by khunter
Follow class naming convention, add TODO about adding MockMIPGLPKDirect
12:06 AM Changeset [3515] by khunter
Minor glpk_direct plugin cleanup * If solution is infeasible, make …

Jan 20, 2011:

7:47 PM Changeset [3514] by jwatson
Chaning variable sync_label method to also update the containing model …
6:47 PM Changeset [3513] by jwatson
Adding skeleton of code for checking inside a solve() call, whether …
6:45 PM Changeset [3512] by jwatson
Adding "is_constructed" method to the base Block class, to assist with …
6:32 PM Changeset [3511] by jwatson
Changing deprecated "Model" to "AbstractModel?" in GDP examples.
6:29 PM Changeset [3510] by jwatson
Fixing label issues associated with recent GDP failures, or more …
5:40 PM Changeset [3509] by jdsiiro
Catching and re-raising exceptions (in PyomoModel?.py and param.py) now …

Jan 19, 2011:

11:52 PM Changeset [3508] by jwatson
Adding check for the absence of a canonical expression (e.g., if …
11:04 PM Changeset [3507] by jwatson
Fixing issue in Pyomo script with the --skip-canonical-repn option - …

Jan 18, 2011:

11:09 PM Changeset [3506] by jwatson
More iterator-related performance improvements to the NL writer.
7:27 PM Changeset [3505] by jwatson
Some iterator performance improvements in the code for writing NL …
3:32 PM Changeset [3504] by jwatson
Adding a higher-performance variation of the p-median model.
3:31 PM Changeset [3503] by jwatson
Eliminating incorrect "eval" call when profiling the pyomo script.
10:01 AM Changeset [3502] by wehart
Extending the performance tests to larger models.
12:26 AM Changeset [3501] by jwatson
Migration from Model to AbstractModel? in various Pyomo tests, in order …

Jan 17, 2011:

10:50 PM Changeset [3500] by wehart
Scaling back some of the performance tests…
10:22 PM Changeset [3499] by jwatson
Adding label generation function to main Pyomo module export.
5:07 PM Changeset [3498] by dlwoodr
Added a warning if slamming is thwarted due to lack of suffixes
5:05 PM Changeset [3497] by dlwoodr
cimsg.txt
10:09 AM Changeset [3496] by wehart
Adding coopr.data.pyomo to the dev.ini configuration. This will add …
10:01 AM Changeset [3495] by wehart
Fixes for the pyomo test driver.
10:01 AM Changeset [3494] by wehart
Adding the --save-results option to the pyomo command.
10:00 AM Changeset [3493] by wehart
Adding a baseline for diet1.yml. This probably isn't the baseline …
8:52 AM Changeset [3492] by wehart
Adding initial setup of experiment that tests diet1
8:41 AM Changeset [3491] by wehart
Removing test file.
8:35 AM Changeset [3490] by wehart
Adding test files.
8:27 AM Changeset [3489] by wehart
Creating coopr.data.pyomo, which contains Pyomo test models.
2:34 AM Changeset [3488] by khunter
Forgot to munge the bounds with the offset. - added the memory used …

Jan 16, 2011:

6:12 PM Changeset [3487] by wehart
Changing the context of the runctx command to be the 'global' …
5:45 PM Changeset [3486] by wehart
Adding additional performance tests. This runs very slowly…
4:00 PM Changeset [3485] by wehart
Adding the PySP tests to the performance tests.
3:47 PM Changeset [3484] by wehart
Bug fix: adding logic to specify testing plugins in a namespace.
3:17 PM Changeset [3483] by wehart
Adding a performance test.

Jan 15, 2011:

8:16 PM Changeset [3482] by khunter
Dynamic solver list, minor import fixups. Make the --help options …
8:14 PM Changeset [3481] by khunter
NFC: EOL whitespace removal
7:55 PM Changeset [3480] by khunter
NFC: EOL whitespace removal
7:41 PM Changeset [3479] by khunter
Drive-by cleanup of PH option parsing, implement logging facility, …
7:39 PM Changeset [3478] by khunter
NFC: EOL whitespace removal
7:35 PM Changeset [3477] by khunter
Make use of the logging facility.
7:34 PM Changeset [3476] by khunter
NFC: EOL whitespace removal
6:29 AM Changeset [3475] by khunter
Add a glpk_direct API plugin. I have not finished implementing the …
6:25 AM Changeset [3474] by khunter
Create the coopr.plugins branch of the LogHandler?.
6:22 AM Changeset [3473] by khunter
Moving PyomoLogHandler? to pyutilib.misc
6:20 AM Changeset [3472] by khunter
Remove unused import
6:18 AM Changeset [3471] by khunter
Fix argument sanity check; minor drive-by cleanup.
6:07 AM Changeset [3470] by khunter
NFC: EOL whitespace removal
6:06 AM Changeset [3469] by khunter
NFC: EOL whitespace removal

Jan 14, 2011:

4:11 PM Changeset [3468] by jdsiiro
Adding tests for using cplex and for just the model creation (i.e. no …
3:41 PM Changeset [3467] by jdsiiro
Update of convex hull transformation to hopefully always declare …
12:09 PM Changeset [3466] by jwatson
Fixes to GUROBI baseline output.

Jan 13, 2011:

11:40 PM Changeset [3465] by wehart
Reworking some tests to compare against gzip'd baseline files.
9:34 PM Changeset [3464] by wehart
Initialized merge tracking via "svnmerge" with revisions "1-3460" from …
9:34 PM Changeset [3463] by wehart
Adding stable branch.
9:28 PM Changeset [3462] by wehart
Adding coopr.data.cute to dev.ini
9:26 PM Changeset [3461] by wehart
Moving CUTE problems from coopr.pyomo into coopr.data.cute
9:25 PM Changeset [3460] by wehart
Adding coopr.data.cute
6:53 PM Changeset [3459] by jwatson
Eliminating unnecessary "eval" calls in GUROBI plugin - boosts performance.
6:36 PM Changeset [3458] by jwatson
Performance improvements to identify_vars.py (when processing the …
6:12 PM Changeset [3457] by jwatson
Fixing bug in output of constraint offset - minor performance …
4:19 PM Changeset [3456] by jwatson
Some minor performance tweaks to the LP writer. Eliminating hasattr …
4:00 PM Changeset [3455] by jwatson
Minor performance tweak in GUROBI warm-starts.
1:29 AM Changeset [3454] by jwatson
Upgrades to PySP relating to labels, concrete models, and the like.

Jan 12, 2011:

11:48 PM Changeset [3453] by jwatson
Various modifications to PySP in light of the elimination of the …
11:48 PM Changeset [3452] by jwatson
Eliminating generic_varlabels pre-processor - labels are now made …
2:39 PM Changeset [3451] by jwatson
Forgot to add default slot value for constraint duals.
2:16 PM Changeset [3450] by jwatson
Adding dual attribute/slot to ConstraintData? class.

Jan 11, 2011:

12:41 PM Changeset [3449] by wehart
Deprecating the use of 'Model' as the base abstract Model class. An …
12:40 PM Changeset [3448] by wehart
Deprecating the use of 'Model' as the base abstract Model class. An …
12:39 PM Changeset [3447] by wehart
Deprecating the use of 'Model' as the base abstract Model class. An …
12:38 PM Changeset [3446] by wehart
Deprecating the use of 'Model' as the base abstract Model class. An …

Jan 10, 2011:

4:59 PM Changeset [3445] by wehart
Adding the ConstraintList? component, with tests to validate the …
11:29 AM Changeset [3444] by jdsiiro
cHull: - adding disaggreated variables to disjuncts where they don't …
12:32 AM Changeset [3443] by dword
disease model update

Jan 8, 2011:

12:37 AM Changeset [3442] by jwatson
Added improved error diagnostic for cases where the WW PH …

Jan 7, 2011:

7:09 PM Changeset [3441] by jwatson
Minor typo fix.
7:01 PM Changeset [3440] by jwatson
Various fixes to WW PH extension to make compliant with recent …
10:06 AM Changeset [3439] by jwatson
Minor change to variable attribute tests.

Jan 6, 2011:

11:56 PM Changeset [3438] by jwatson
Fixing issue with WW PH extension in PySP - issue with parameters that …
3:57 PM Changeset [3437] by jwatson
Modifying WW PH extension (PySP) to use new variable attribute …
3:42 PM Changeset [3436] by jwatson
Adding "defined_attribute" boolean operator to VarBase?.
3:25 PM Changeset [3435] by jwatson
Restoring, post-slotization, the variable attribute tests. All …
1:58 AM Changeset [3434] by jwatson
Introduction of slots to core, heavily-used object hierarchies in …

Jan 5, 2011:

2:10 PM Changeset [3433] by wehart
Revisions to use the example that John Siirola developed.
1:48 PM Changeset [3432] by jdsiiro
- bugfix for generating the convex hull for expressions that contain …
12:04 PM Changeset [3431] by jwatson
Fixing issue with ILM solver base class on Windows - if the "-batch" …
11:59 AM Changeset [3430] by jdsiiro
Updating the BigM tests to only check the makespan (objective) -- the …
11:39 AM Changeset [3429] by jdsiiro
Checkpointing an initial implementation of the Convex Hull transformation.
11:38 AM Changeset [3428] by jdsiiro
- removing spaces from the auto-generated disjunct names - buffering …

Jan 4, 2011:

7:28 PM Changeset [3427] by jwatson
Updating the Gurobi test2 MIP plugin baseline.
7:24 PM Changeset [3426] by jwatson
Fixing various issues with GUROBI solver plug-in. Two big items are: …
7:10 PM Changeset [3425] by jwatson
Misc. check-in relating to Gurobi MIP plugin tests.
7:09 PM Changeset [3424] by jwatson
Improving error diagnostics in MIP plugin test driver.
4:43 PM Changeset [3423] by jdsiiro
- adding SNL copyright statements - moving the StreamIndenter? to …

Jan 3, 2011:

11:53 PM Changeset [3422] by wehart
This is a hack to avoid a test failure until #4185 is resolved.
10:20 PM Changeset [3421] by jwatson
Changes in PySP tests in light of changes in the output order of …
10:19 PM Changeset [3420] by jwatson
More key sorting enhancements to the LP writer, to make the output …
7:25 PM Changeset [3419] by jdsiiro
Test for the presence of glpsol.
7:00 PM Changeset [3418] by jdsiiro
- adding regression tests for coopr.gdp - edit to the disease_model …
4:46 PM Changeset [3417] by jdsiiro
Updates to track changes in Pyomo blocks (r3309 and r3416).
4:45 PM Changeset [3416] by jdsiiro
- bugfix for nested blocks introduced in r3309 - adding additional …
1:57 PM Changeset [3415] by wehart
Updating externals
1:57 PM Changeset [3414] by wehart
Updating externals
1:57 PM Changeset [3413] by wehart
Updating externals
1:57 PM Changeset [3412] by wehart
Removing stable directories, which don't make sense. The PyUtilib?
1:40 PM Changeset [3411] by wehart
Adding coopr.gdp to the coopr_install config files.
12:19 PM Changeset [3410] by wehart
Bug fixes due to change in the options object to Options().
12:45 AM Changeset [3409] by wehart
Various bug fixes in the logic for call-back functions. (I guess …

Jan 2, 2011:

12:18 PM Changeset [3408] by wehart
Adding import to resolve error

Jan 1, 2011:

6:10 PM Changeset [3407] by wehart
Misc formatting change.
5:57 PM Changeset [3406] by wehart
Another misc reorg to the Pyomo command-line.
4:50 PM Changeset [3405] by wehart
Misc reorg of pyomo command-line options.
4:42 PM Changeset [3404] by wehart
Added a 'Model Options' section to the pyomo command-line options. …

Dec 29, 2010:

11:52 AM Changeset [3403] by jwatson
Updating network flow test in light of recent change to …
11:52 AM Changeset [3402] by jwatson
Making constraint and variable index ordering in generation of the LP …

Dec 28, 2010:

11:38 PM Changeset [3401] by jwatson
Fixing anticipated bug in prior commit if Pympler is not available!
11:13 PM Changeset [3400] by jwatson
Major enhancements/improvements to the memory profiling options in …
5:31 PM Changeset [3399] by wehart
Merged revisions 3285-3398 via svnmerge from …
5:26 PM Changeset [3398] by wehart
Updating externals
5:25 PM Changeset [3397] by wehart
Updating externals
5:25 PM Changeset [3396] by wehart
Updating externals
5:25 PM Changeset [3395] by wehart
Updating externals
5:25 PM Changeset [3394] by wehart
Updating externals
5:25 PM Changeset [3393] by wehart
Updating externals
5:25 PM Changeset [3392] by wehart
Updating externals
5:25 PM Changeset [3391] by wehart
Updating externals
5:25 PM Changeset [3390] by wehart
Updating externals
5:25 PM Changeset [3389] by wehart
Updating externals
5:25 PM Changeset [3388] by wehart
Updating externals
5:25 PM Changeset [3387] by wehart
Updating externals
5:25 PM Changeset [3386] by wehart
Updating externals
5:25 PM Changeset [3385] by wehart
Updating externals
5:19 PM Changeset [3384] by wehart
Merged revisions 3286-3383 via svnmerge from …
5:18 PM Changeset [3383] by wehart
Merged revisions 3284-3382 via svnmerge from …
5:18 PM Changeset [3382] by wehart
Merged revisions 3280-3381 via svnmerge from …
5:18 PM Changeset [3381] by wehart
Merged revisions 3279-3380 via svnmerge from …
5:02 PM Changeset [3380] by wehart
When a test requires a conversion that is not available, simply skip it.

Dec 27, 2010:

10:11 AM Changeset [3379] by wehart
Bug fix.
9:33 AM Changeset [3378] by wehart
Removing mock solver, since no logfiles are parsed.
9:11 AM Changeset [3377] by wehart
Adding gurobi tests with bogus baseline files.
9:02 AM Changeset [3376] by wehart
Adding cplexdirect to tests.
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