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Mar 12, 2010:

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11:50 AM Changeset [2442] by jwatson
Disabling garbage collection in PySP during instance construction.
11:43 AM Changeset [2441] by jwatson
"Manually" controlling garbage collection in PH - Python does it …
10:06 AM Changeset [2440] by jwatson
Minor fix to forestry example - two semi-colons in a .dat file now …
10:03 AM Changeset [2439] by jwatson
Added option to EF writer to generate a CVaR-only cost, e.g., with no …
9:49 AM Changeset [2438] by jwatson
Corrected some generation issues with CVaR and the extensive form writer.
3:44 AM Changeset [2437] by wehart
Merged revisions 2357-2436 via svnmerge from …
3:43 AM Changeset [2436] by wehart
Merged revisions 2389-2435 via svnmerge from …
3:43 AM Changeset [2435] by wehart
Merged revisions 2355-2434 via svnmerge from …
3:43 AM Changeset [2434] by wehart
Merged revisions 2391-2433 via svnmerge from …
3:42 AM Changeset [2433] by wehart
Merged revisions 2388-2432 via svnmerge from …
3:42 AM Changeset [2432] by wehart
Merged revisions 2390-2431 via svnmerge from …
3:41 AM Changeset [2431] by wehart
Merged revisions 2353-2430 via svnmerge from …
1:38 AM Changeset [2430] by wehart
Reworking class decorators.
1:38 AM Changeset [2429] by wehart
Reworking class decorators.

Mar 11, 2010:

10:25 PM Changeset [2428] by jwatson
Some "final" performance improvements to the PySP extensive form …
10:06 PM Changeset [2427] by jwatson
Added logic to automatically disable and re-enable garbage collection …
6:16 PM Changeset [2426] by wehart
Adding unittest2 imports to other Coopr ini files.
6:06 PM Changeset [2425] by wehart
Adding imports for unittest2
6:01 PM Changeset [2424] by wehart
Rework of unit tests to (a) import pyutilib.th as 'unittest' and (b) …
6:01 PM Changeset [2423] by wehart
Rework of unit tests to (a) import pyutilib.th as 'unittest' and (b) …
6:01 PM Changeset [2422] by wehart
Rework of unit tests to (a) import pyutilib.th as 'unittest' and (b) …
6:01 PM Changeset [2421] by wehart
Rework of unit tests to (a) import pyutilib.th as 'unittest' and (b) …
6:01 PM Changeset [2420] by wehart
Rework of unit tests to (a) import pyutilib.th as 'unittest' and (b) …
6:01 PM Changeset [2419] by wehart
Rework of unit tests to (a) import pyutilib.th as 'unittest' and (b) …
5:49 PM Changeset [2418] by jwatson
More restructuring and simplification of the PySP extensive writer …

Mar 10, 2010:

8:11 PM Changeset [2417] by wehart
Adding top-level administrative files to guide users who are looking …

Mar 9, 2010:

6:45 PM Changeset [2416] by jwatson
Modified the AMPL dat file parser to instantiate the lexer and yaccer …

Mar 8, 2010:

10:53 PM Changeset [2415] by jwatson
Significantly improved performance of PyomoModel? _clear_attribute …
10:18 PM Changeset [2414] by jwatson
Various EF writer changes in PySP, including: 1) Added a --verbose …
12:20 PM Changeset [2413] by jwatson
PySP EF restructuring / refactoring

Mar 4, 2010:

6:24 PM Changeset [2412] by jwatson
Miscellaneous EF fixes - mainly relating to output messages
6:23 PM Changeset [2411] by jwatson
Initial commit of PySP lot sizing example

Mar 2, 2010:

4:53 PM Changeset [2410] by jwatson
Fixed the PH solver server to automatically deregister a delegator …

Feb 28, 2010:

7:42 AM Changeset [2409] by wehart
Rework of profiling imports. Refinement of Pyomo command-line …
7:41 AM Changeset [2408] by wehart
Allow an earlier version of Python. I'm still not sure this is a good …
7:39 AM Changeset [2407] by wehart
Revisions to get the GUI working with subprocess execution.

Feb 26, 2010:

10:54 PM Changeset [2406] by jwatson
More tweaks to the PH solver manager/servers.

Feb 25, 2010:

9:54 PM Changeset [2405] by jwatson
Restructuring of PySP to facilitate full implementation of PH solver …
11:58 AM Changeset [2404] by jwatson
Eliminated debug print statement from scenario tree class. Used new …
11:42 AM Changeset [2403] by jwatson
Added a utility method to compute the aggregate cost for a scenario, …
11:33 AM Changeset [2402] by jwatson
Added --all-scenarios option to PH solver server

Feb 24, 2010:

5:08 PM Changeset [2401] by jwatson
PH solver manager and servers now handle rho and weight/average update …
4:51 PM Changeset [2400] by wehart
Misc documentation updates.
1:36 PM Changeset [2399] by wehart
Adding a work-around when pstats cannot be imported.
1:34 PM Changeset [2398] by jwatson
Re-factoring the PH instance augmentation routines, moving them from …
12:17 AM Changeset [2397] by wehart
Initial rework of GUI. I have the options table working, and I'm …

Feb 23, 2010:

5:18 PM Changeset [2396] by jwatson
Added initial cut at a PH solver manager - only works for iteration 0 …
3:29 PM Changeset [2395] by wehart
Update due to changes with pyutilib.virtualenv.
1:09 PM Changeset [2394] by wehart
Disabling Pyro for now. There may be some problems installing this …

Feb 22, 2010:

7:18 PM Changeset [2393] by jwatson
Single-threading the ph solver server (for obvious reasons - don't …
5:25 PM Changeset [2392] by wehart
Adding a configuration for Coopr GUI development.
2:00 AM Changeset [2391] by wehart
Merged revisions 2366-2390 via svnmerge from …
2:00 AM Changeset [2390] by wehart
Merged revisions 2356-2389 via svnmerge from …
1:56 AM Changeset [2389] by wehart
Merged revisions 2354-2388 via svnmerge from …
1:54 AM Changeset [2388] by wehart
Merged revisions 2360-2387 via svnmerge from …
1:27 AM Changeset [2387] by wehart
Bug fix: needed to protect the use of ordered_dict_inv with the …
1:14 AM Changeset [2386] by wehart
Adding a work-around when FDT fails.
1:14 AM Changeset [2385] by wehart
Adding a work-around when importing 'bidict' fails. This occurs with …
12:54 AM Changeset [2384] by wehart
Updated coopr_install due to changes in pyutilib.virtual that check to …

Feb 21, 2010:

10:58 AM Changeset [2383] by jwatson
More buried presolve->preprocess name changes in the PySP EF writer.

Feb 19, 2010:

5:55 PM Changeset [2382] by wehart
Disabling tests that would rely on glpk, since that solver creates …
5:50 PM Changeset [2381] by wehart
Misc baseline updates.
5:45 PM Changeset [2380] by wehart
Augmenting parser to collect statistics for # of branch/bound nodes.
5:31 PM Changeset [2379] by wehart
Resolving a weakness in the pmedian.py data declaration. The facility …
5:17 PM Changeset [2378] by wehart
Specifying the symbols that are exported from convert.py
4:56 PM Changeset [2377] by wehart
Extending functionality of this script to allow it be run in any …
4:46 PM Changeset [2376] by wehart
Disabling a PH test that doesn't pass right now.
4:35 PM Changeset [2375] by jwatson
Fix to output message in scenario tree validation.
4:29 PM Changeset [2374] by jwatson
Added code to re-normalize node conditional probabilities following …
4:12 PM Changeset [2373] by jwatson
Allowing inputs to rhosetters to be either expressions or floats, not …

Feb 18, 2010:

2:55 PM Changeset [2372] by jwatson
Added PySP test to exercise node-based instance data
2:41 PM Changeset [2371] by jwatson
Fixed a missed "presolve"->"preprocess" call in PySP.
12:44 PM Changeset [2370] by jwatson
Changed sizes3 PySP baseline output to CPLEX 11.2, for cross-platform …

Feb 17, 2010:

8:11 PM Changeset [2369] by wehart
Adding functionality for ordered sets.
3:05 PM Changeset [2368] by wehart
Adding a 'test.coopr' script, which can be used as follows: …
1:44 PM Changeset [2367] by jwatson
Further updates of PySP baseline test output in response to changes in …
1:44 PM Changeset [2366] by wehart
Merged revisions 2361-2365 via svnmerge from …
1:38 PM Changeset [2365] by jwatson
More output sorting to ensure that tests pass!
1:27 PM Changeset [2364] by wehart
Bug fix when using glpk but not cplex.
1:00 PM Changeset [2363] by wehart
Updating baselines, which now used sorted output. Added sorting …
12:19 PM Changeset [2362] by wehart
Fix to run with glpk but not cplex.

Feb 16, 2010:

9:51 AM Changeset [2361] by wehart
Merged revisions 2317-2360 via svnmerge from …
9:51 AM Changeset [2360] by wehart
Merged revisions 2315-2359 via svnmerge from …

Feb 15, 2010:

10:26 PM Changeset [2359] by wehart
I. Renaming the 'presolve' phase in Pyomo to 'preprocess'. We'll …
8:46 PM Changeset [2358] by wehart
Tagging coopr.pysos 2.0.3
8:41 PM Changeset [2357] by wehart
Merged revisions 2318-2356 via svnmerge from …
8:28 PM Changeset [2356] by wehart
Merged revisions 2314-2355 via svnmerge from …
8:24 PM Changeset [2355] by wehart
Merged revisions 2313-2354 via svnmerge from …
8:22 PM Changeset [2354] by wehart
Merged revisions 2312-2353 via svnmerge from …
8:14 PM Changeset [2353] by wehart
Merged revisions 2311-2352 via svnmerge from …
7:37 PM Changeset [2352] by wehart
Setting up the configuration of CBC.
6:52 PM Changeset [2351] by wehart
Bug fix in coopr.plugins registration, due to change in module CBC to …
5:17 PM Changeset [2350] by wehart
Unfortunately, this file is being regenerated with path information. …
5:13 PM Changeset [2349] by wehart
Adding a hack to detect whether CBC has compiled-in support for AMPL …
3:49 PM Changeset [2348] by wehart
Bug fix due to typo.
3:44 PM Changeset [2347] by wehart
Extending definition of svn:ignore to include *.egg-info files.
3:44 PM Changeset [2346] by wehart
Extending definition of svn:ignore to include *.egg-info files.
3:44 PM Changeset [2345] by wehart
Extending definition of svn:ignore to include *.egg-info files.
3:44 PM Changeset [2344] by wehart
Extending definition of svn:ignore to include *.egg-info files.
3:44 PM Changeset [2343] by wehart
Extending definition of svn:ignore to include *.egg-info files.
3:44 PM Changeset [2342] by wehart
Extending definition of svn:ignore to include *.egg-info files.
3:44 PM Changeset [2341] by wehart
Extending definition of svn:ignore to include *.egg-info files.
3:44 PM Changeset [2340] by wehart
Extending definition of svn:ignore to include *.egg-info files.
3:44 PM Changeset [2339] by wehart
Extending definition of svn:ignore to include *.egg-info files.
3:44 PM Changeset [2338] by wehart
Extending definition of svn:ignore to include *.egg-info files.
3:44 PM Changeset [2337] by wehart
Extending definition of svn:ignore to include *.egg-info files.
3:42 PM Changeset [2336] by wehart
Misc documentation update.
3:37 PM Changeset [2335] by wehart
Misc fix to setup glpk suffixes that are parsed.
3:14 PM Changeset [2334] by wehart
Updating GLPK test to work when pico_convert is not available.
3:06 PM Changeset [2333] by wehart
Misc rework of tests when glpsol is available but not pico_convert.

Feb 14, 2010:

3:50 PM Changeset [2332] by wehart
Misc change in svn:ignore properties
3:49 PM Changeset [2331] by wehart
Misc change in svn:ignore property
3:47 PM Changeset [2330] by wehart
Setting directory properties to ignore *.pyc files. Reworking parser …

Feb 12, 2010:

1:27 PM Changeset [2329] by jwatson
Missed one usage of ScenarioTree? construct in recent migration of …
12:12 PM Changeset [2328] by jwatson
Changed ph option "enable-gc" to "disable-gc" - we've enabled gc by …
11:03 AM Changeset [2327] by jwatson
Added import of cPickle instead of pickle, if it exists.
11:03 AM Changeset [2326] by jwatson
Adding import of cPickle instead of pickle, if it exists.
10:34 AM Changeset [2325] by jwatson
Miscelleanous PH updates related to restructuring and tweaking of the …

Feb 11, 2010:

9:38 PM Changeset [2324] by jwatson
Passing additional argument (scenario tree instance) out of the …
9:31 PM Changeset [2323] by jwatson
Eliminated a lot of redundant arguments to the ScenarioTree?
9:17 PM Changeset [2322] by jwatson
Fixed import issue associated with ModelData? due to recent code …
9:04 PM Changeset [2321] by jwatson
Correcting grammatical error in output message.
9:03 PM Changeset [2320] by jwatson
A *very* early commit of a Pyro-based PH solver server - some of it …
1:49 PM Changeset [2319] by jwatson
Updating Pyro distribution from 3.9.1 to 3.10
11:34 AM Changeset [2318] by wehart
Merged revisions 2069-2317 via svnmerge from …
11:33 AM Changeset [2317] by wehart
Merged revisions 2246-2316 via svnmerge from …
11:33 AM Changeset [2316] by wehart
Initialized merge tracking via "svnmerge" with revisions "1-2245" from …
11:32 AM Changeset [2315] by wehart
Merged revisions 2232-2314 via svnmerge from …
11:32 AM Changeset [2314] by wehart
Merged revisions 2232-2313 via svnmerge from …
11:26 AM Changeset [2313] by wehart
Merged revisions 2234-2312 via svnmerge from …
11:26 AM Changeset [2312] by wehart
Merged revisions 2192-2311 via svnmerge from …
11:25 AM Changeset [2311] by wehart
Merged revisions 2232-2310 via svnmerge from …
12:38 AM Changeset [2310] by wehart
Generalizing parsing behavior for set strings.
12:06 AM Changeset [2309] by wehart
Misc edits, which preserve some data that I was playing with to …

Feb 10, 2010:

10:29 PM Changeset [2308] by wehart
Generalizing the suffix management in the MIP solvers so they match …
12:02 AM Changeset [2307] by wehart
Adding a test that is used to verify that data commands can include …
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