Timeline


and

07/02/15: Yesterday

19:05 Changeset [10403] by jwatson
Python 3.x compliance changes in print statements.
18:34 Changeset [10402] by jwatson
Modifying lagrangian CC utilities to look for "ok" solver status, as …
16:10 Changeset [10401] by jwatson
More PySP baseline updates.
15:55 Changeset [10400] by jwatson
Disabling normalized term-diff PH converger when non-normalized version is …
14:28 Changeset [10399] by jwatson
Another PySP baseline update.
13:39 Changeset [10398] by jwatson
Eliminating a missed reference to flatten expressions logic.
13:30 Changeset [10397] by jwatson
Eliminating one more linearize-expressions import.
13:24 Changeset [10396] by jwatson
Gutting specialized "linear" representation from pyomo and pysp.
13:10 Changeset [10395] by jwatson
Another PySP baseline update.
13:08 Changeset [10394] by jwatson
PySP baseline update.
12:17 Changeset [10393] by jwatson
Adding construct() call to PH iteration idex set - which was previously …
08:11 Changeset [10392] by wehart
Adding import for xrange

07/01/15:

16:34 Changeset [10391] by gahacke
adding io_option include_all_variable_bounds that will include every …
14:12 Changeset [10390] by dlwoodr
Better handling of infeasible scenarios
13:22 Changeset [10389] by jwatson
Fixing issues with non-unity async buffer lengths.
13:02 Changeset [10388] by jwatson
Ensuring that we initially queue ASYNC-BUFFER-LENGTH sub-problems, and not …
11:47 Ticket #4600 (better message for inequalities in an objective) created by dlwoodr
def Obj_rule(model): return (model.slackbool > 3) + …
11:41 Changeset [10387] by jwatson
"Final" wrap-up of Eckstein plugin.
11:40 Ticket #4599 (bad error trap for parenthasized constraint expressions) closed by dlwoodr
invalid
11:09 Ticket #4599 (bad error trap for parenthasized constraint expressions) created by dlwoodr
... [ 0.00] Creating model ERROR: exception generating a canonical …
10:27 Changeset [10386] by dlwoodr
a small test that can be infeasible if a variable is fixed in the wrong …
09:39 Changeset [10385] by jwatson
Snapshotting debug stuff.
01:48 Changeset [10384] by gahacke
fixing tests, need to preprocess before solve or write
01:44 Changeset [10383] by gahacke
cleanup whitespace
01:43 Changeset [10382] by gahacke
fixing tests, need to preprocess before solve or write
01:18 Changeset [10381] by gahacke
fixes for Expression initialization in cute models
00:34 Changeset [10380] by gahacke
fixing pickle issues related to SOSConstraint updates, there is no need to …
00:33 Changeset [10379] by gahacke
make sure preprocessing takes place in pickle tests

06/30/15:

21:34 Changeset [10378] by gahacke
Another PySP model fix related to Expression initialization
21:24 Changeset [10377] by gahacke
Fixing what turned out to be substantive changes in r10328. Updating PySP …
21:20 Changeset [10376] by gahacke
fixing imports
20:45 Changeset [10375] by gahacke
removing accidental addition to last commit
20:41 Changeset [10374] by gahacke
Tracking changes in the Pyutilib PauseGC class. It should now be used in …
20:06 Changeset [10373] by gahacke
Fixing change introduced in r10098: Do NOT call PyomoModel?.preprocess() …
19:54 Changeset [10372] by gahacke
Adding missing import
19:02 Changeset [10371] by gahacke
tracking renaming of scenario tree model utility function in previous …
19:00 Changeset [10370] by gahacke
pysp organization; moving related files into scenariotree subdirectory
16:50 Changeset [10369] by gahacke
adding subdirectory
16:04 Changeset [10368] by jdsiiro
InterScenario? plugin: improved diagnostic output.
15:43 Changeset [10367] by jwatson
More tweaks/hacking of async PH.
15:27 Changeset [10366] by jdsiiro
InterScenario? plugin: fixing the calculation of scenario probability for …
14:39 Changeset [10365] by jdsiiro
InterScenario? plugin: fixes to get parallel execution working.
14:01 Changeset [10364] by dlwoodr
hACK TO allow one scenario at a time... infinite loop
13:19 Changeset [10363] by jwatson
Modifying async PH and associated plugins to allow for return of …
12:55 Changeset [10362] by jwatson
Tweaks to output of eckstein-combette extension.
12:54 Changeset [10361] by jwatson
Adding list of sub-problems returned to the signature of the async compute …
11:17 Changeset [10360] by jdsiiro
InterScenario? plugin: minor fixes to cutlist management
10:50 Changeset [10359] by dlwoodr
report looks good, but why are there four lines per iteration?
10:29 Changeset [10358] by dlwoodr
added the code to print the phi table; checking in so I can test it on …
09:52 Changeset [10357] by jdsiiro
InterScenario? plugin: - adding optimality cuts for binary first-stage …

06/29/15:

22:56 Changeset [10356] by gahacke
Renaming pysp callback functions to reflect the utility of those that can …
22:51 Changeset [10355] by gahacke
six.reraise makes for a confusing stack trace, no longer using it
22:51 Changeset [10354] by gahacke
py3 fix
22:50 Changeset [10353] by gahacke
support using ScenarioTreeInstanceFactory? inside 'with' blocks
22:50 Changeset [10352] by gahacke
do not namespace the objective added to the scenario instances with the …
22:25 Changeset [10351] by gahacke
temporary fix to phhistoryextension now that ph uses more than one …
22:08 Changeset [10350] by gahacke
removing unused keyword from private ph method
22:07 Changeset [10349] by gahacke
cleanup whitespace
21:43 Changeset [10348] by jdsiiro
Throw an exception for attempts to iterate over an unconstructed Set. …
21:42 Changeset [10347] by jdsiiro
An indexed Set that was only partially constructed (that is, not all of …
21:39 Changeset [10346] by gahacke
fixes for SOSConstraint changes
21:34 Changeset [10345] by jwatson
Fixing results-handling within ph solver servers.
20:45 Changeset [10344] by gahacke
updating baselines after nl-file header changes
20:43 Changeset [10343] by gahacke
fixing path to examples, adding test category
20:42 Changeset [10342] by jwatson
Fixing typo in recent commit.
20:41 Changeset [10341] by jwatson
Pysp baseline updates.
20:27 Changeset [10340] by gahacke
fixing recently broken piecewise tests
19:24 Ticket #4597 (Incorrect arguments passed to Clp) closed by gahacke
invalid
18:15 Changeset [10339] by jwatson
Tracking recent changes to results (as of last Friday) handling in PH. The …
17:16 Changeset [10338] by jwatson
Tweaks to eckstein callback.
17:16 Changeset [10337] by jwatson
Minor tweaks to async PH.
16:28 Changeset [10336] by dlwoodr
async is now instance free, so react to that.
16:20 Changeset [10335] by jwatson
A rather big re-factor of core PH routines for queueing and waiting for …
13:50 Changeset [10334] by jwatson
Making progress…

06/28/15:

22:07 Changeset [10333] by dlwoodr
Added the text from the Gabe email about expression alternatives. …
13:52 Changeset [10332] by cdlaird
checking in changes to example
13:50 Changeset [10331] by cdlaird
adding example
10:23 Changeset [10330] by dlwoodr
The first test is working. Now looking at the second test.
09:21 Changeset [10329] by wehart
Adding Expression examples.
09:19 Changeset [10328] by wehart
Lots of documentation changes to expression.py, but no substantive changes …
09:17 Changeset [10327] by wehart
A change to enable summation of expressions in the same way that we allow …
08:57 Changeset [10326] by dlwoodr
Making progess. This works better, but the tests still are off.

06/27/15:

16:14 Ticket #4598 (Remove NumericValue `__int__()` and `__float__()` methods) closed by jdsiiro
fixed: Implemented by [10297].
15:16 Changeset [10325] by wehart
Adding examples for the ref-other chapter.
15:12 Changeset [10324] by wehart
Misc documentation update.
13:49 Changeset [10323] by jwatson
More PySP baseline tweaks.
13:29 Changeset [10322] by wehart
Adding error checks
13:21 Changeset [10321] by wehart
Testing skip logic.
13:18 Changeset [10320] by wehart
Further updates to SOSConstraint. Adding 'Skip' logic, changing core …
13:16 Changeset [10319] by wehart
Removing deprecated 'set' option.
13:13 Changeset [10318] by wehart
Removing deprecated option 'set'.
13:12 Changeset [10317] by wehart
Reverting last change. The SOS1 set does not need to be ordered.
12:54 Changeset [10316] by wehart
Using an ordered index set.
12:34 Changeset [10315] by jwatson
More work on PySP baseline updates.
10:49 Changeset [10314] by jwatson
Modifying computeconf to track recent changes in solution loading …
09:43 Changeset [10313] by wehart
Documentation fixes for Objective components. Adding a rule/initialize …
08:20 Changeset [10312] by wehart
When the 'load_solutions' argument is false, store the symbol map in the …

06/26/15:

21:06 Changeset [10311] by jwatson
Adding delay following pyro-based PH tests, to allow for nameserver and …
19:56 Changeset [10310] by jwatson
More Gurobi baseline updates.
19:18 Changeset [10309] by jwatson
More PySP baseline updates.
13:34 Changeset [10308] by jwatson
Fixing issue with availability check and Gurobi. It was checking for both …
13:14 Changeset [10307] by jwatson
More PySP baseline updates.
12:03 Changeset [10306] by wehart
Fix to my last commit. My test didn't catch this edge case.
12:00 Changeset [10305] by dlwoodr
3.4 izing a print statement (that maybe should be removed) at the end of …
11:59 Changeset [10304] by jwatson
Re-promoted --profile-count to a pyomo command line argument, as opposed …
11:58 Changeset [10303] by wehart
A bug fix (I think) when the 'load_solutions=False' argument is specified. …
11:10 Changeset [10302] by jwatson
Adding reset method to test PH extension.
10:56 Changeset [10301] by wehart
Changes to simplify the SOS API. Reworked the storage to use dictionaries …
08:19 Changeset [10300] by jwatson
Adding utility method to reset all PH extensions on a given PH object.
08:18 Changeset [10299] by jwatson
Implementing the obvious (just re-construct) reset method for each PH …
08:17 Changeset [10298] by jwatson
Adding reset() method to PH extension interface definition - required when …

06/25/15:

21:11 Changeset [10297] by gahacke
removing float and int overloads on NumericValue? (references …

06/24/15:

12:21 Changeset [10296] by jwatson
More PySP baseline updates.

06/23/15:

11:03 Changeset [10295] by jdsiiro
Squashing deprecation warning introduced by r10292.

06/22/15:

23:53 Changeset [10294] by wehart
Renaming deprecated method.
23:45 Changeset [10293] by wehart
Adding the ref-misc directory, with preliminary examples.
23:44 Changeset [10292] by wehart
Deprecating the use of camelcase methods in the Suffix component. This …
23:00 Ticket #4598 (Remove NumericValue `__int__()` and `__float__()` methods) created by jdsiiro
We should remove the __int__() and __float__() cast methods from the …
21:54 Ticket #4597 (Incorrect arguments passed to Clp) created by ana.mileva@…
Hi, I am trying to solve a linear program written in Pyomo with Clp and …
21:53 Ticket #4596 (Revision 9979 (updating block API) causes gurobi-direct.py failures) created by rschellberg@…
Again using Adam Greenhall's Minpower code, revision 9979 causes the …
12:34 Changeset [10291] by jdsiiro
InterScenario? plugin: - fallback to ipopt for solving the separation …

06/21/15:

19:12 Changeset [10290] by wehart
Removing Var.End, which wasn't being used.
18:25 Changeset [10289] by wehart
Adding another example.
18:00 Changeset [10288] by wehart
Updates to examples used in the ref-core-components chapter.
16:55 Changeset [10287] by wehart
Changes to start VarList? indexing at 1 Py2k test portability fix.
10:41 Changeset [10286] by wehart
Moving examples for the "core components" chapter into …
10:15 Changeset [10285] by wehart
Misc documentation changes. Removing a deprecated method. Adding a …
08:57 Changeset [10284] by wehart
Misc change to an example.

06/20/15:

14:29 Changeset [10283] by dlwoodr
change the help message on --output-scenario-tree-solution

06/19/15:

16:22 Changeset [10282] by jwatson
More bound output clarification.
16:15 Changeset [10281] by jwatson
More output clarification when computing bounds.
16:14 Changeset [10280] by jwatson
Clarifying / augmenting output of PH bound computation output.
12:54 Changeset [10279] by jdsiiro
Interscenario plugin: correcting bugs in the feasibility cut generation
11:23 Changeset [10278] by jwatson
More PySP baseline updates.
11:04 Changeset [10277] by jwatson
More PySP baseline updates.
10:58 Changeset [10276] by jwatson
We still want to see variable values in cases where PH does not converge …
10:23 Changeset [10275] by jwatson
Updating PySP baselines.

06/18/15:

11:08 Changeset [10274] by jdsiiro
Interscenario plugin: - improved rho calculation - fixes for the …
09:41 Changeset [10273] by dlwoodr
for BBPH, I need to see if variables are binary

06/17/15:

02:26 Changeset [10272] by gahacke
fix to r10269: use a shallow copy
02:09 Changeset [10271] by gahacke
Changes to allow using setitem to fill constraint indices. E.g., …
02:06 Changeset [10270] by gahacke
cleaning up whitespace
02:03 Changeset [10269] by gahacke
fix to prevent external side-effects when checking io_options dictionary …

06/16/15:

15:05 Changeset [10268] by jwatson
Adding an attribute _xhat to PH, which is the final available incumbent - …

06/15/15:

23:11 Changeset [10267] by gahacke
fixing typo
23:08 Changeset [10266] by gahacke
forgot to pass report_timing flag during PH model construction
12:15 Changeset [10265] by gahacke
fix for when solve failures occur on phsolverservers, only store results …
12:01 Changeset [10264] by jdsiiro
Reducing the frequency we call the interscenario plugin.
12:01 Changeset [10263] by jdsiiro
Interscenario plugin: first complete stab at the rho-setting routine.
12:01 Changeset [10262] by jdsiiro
Updates to the discrete variable transformations to clean up suffix …
12:00 Changeset [10261] by jdsiiro
Interscenario plugin: - explicitly load solver results back into the …
08:30 Changeset [10260] by jwatson
Modifying WW PH extension to grab the normalized term-diff converger from …

06/14/15:

15:19 Changeset [10259] by jwatson
Fixing reporting issue (inverse order) of inner and outer bounds.
13:49 Changeset [10258] by jwatson
Some output tweaking.
13:43 Changeset [10257] by jwatson
Generalizing in PH from a single converger to a set of convergers.
12:53 Changeset [10256] by jwatson
Eliminating debug output.
12:51 Changeset [10255] by jwatson
Changed from "inner" to "outer" in the last commit - we're terminating on …
12:28 Changeset [10254] by jwatson
Added new converger based on inner bounds, with associated command line …
11:41 Changeset [10253] by jwatson
Generalizing the converger base class to have a sense for comparison of a …
11:24 Changeset [10252] by jwatson
Adding _reported_inner_bound and _reported_outer_bound attributes on PH. …
10:36 Changeset [10251] by jwatson
Fixing reporting when x-hat is infeasible - don't output a bogus solution!
10:25 Changeset [10250] by jwatson
Nixing Dave's temporary file.
10:24 Changeset [10249] by jwatson
A rather major re-structuring of PySP functionality. Biggest change is …
08:54 Changeset [10248] by dlwoodr
xfer to jp; delete this file later…
07:22 Changeset [10247] by dlwoodr
Moved the xhat routines out of the object so they can be called from …

06/13/15:

13:34 Changeset [10246] by wehart
Removing the functor called by Model.create_instance. As far as I can …

06/12/15:

13:37 Changeset [10245] by jdsiiro
Minor bugfixes for the interscenario plugin: - remember to …
12:49 Changeset [10244] by jdsiiro
Checkpointing the interscenario plugin: it appears to run cleanly now.
08:34 Changeset [10243] by jdsiiro
Stubbing in the beginnings of the PySP interscenario plugin
08:33 Changeset [10242] by jdsiiro
Adding simple transformations for fixing all discrete variables and …
08:32 Changeset [10241] by jdsiiro
Updates to hrya-cp to support multiple basic steps.

06/11/15:

22:51 Changeset [10240] by wehart
A stab at a method to access suffix values from regular components.
22:48 Changeset [10239] by wehart
Misc documentation update

06/09/15:

11:10 Changeset [10238] by dlwoodr
typo fix
11:09 Changeset [10237] by dlwoodr
very quick add re:slacks. Needs an example badly…

06/08/15:

23:29 Changeset [10236] by wehart
Updating example formats.

06/06/15:

21:51 Changeset [10235] by wehart
py3k fix
21:50 Changeset [10234] by wehart
Updates after API change in pyomo.core
08:39 Changeset [10233] by jdsiiro
Porting the identify_variables() tests from Pyomo4 to Coopr3 …
08:38 Changeset [10232] by jdsiiro
Complete implementation of the hyra cutting planes reformulation.

06/05/15:

21:20 Changeset [10231] by wehart
Change the documentation in this file. This is a Pyomo data file, not an …

06/04/15:

14:05 Changeset [10230] by dlwoodr
Clean up comments and add tags
13:48 Changeset [10229] by dlwoodr
removed an erroneous line that I pasted in a few weeks ago

06/03/15:

21:37 Changeset [10228] by wehart
Several changes at once: 1. Renaming model.solutions.load to …
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