Timeline


and

Jul 23, 2010:

11:36 PM Changeset [2852] by jwatson
Enforced the PySP convention that underscore characters not be part of …
7:02 PM Changeset [2851] by prsteel
Adds missing class.
7:01 PM Changeset [2850] by prsteel
Import updates.
6:57 PM Changeset [2849] by prsteel
Added SharedSet? class. Removed 'alias' calls from subclasses of …
6:31 PM Changeset [2848] by jwatson
Forgot an export in the last commit.
6:31 PM Changeset [2847] by jwatson
Adding alias to avoid plugin "issues" in shared param definitions.
6:15 PM Changeset [2846] by prsteel
Pass "ctype" arguments.
6:04 PM Changeset [2845] by prsteel
More import fixes.
6:03 PM Changeset [2844] by prsteel
'from coopr.pyomo import *' now import Component and SharedComponent?.
6:01 PM Changeset [2843] by prsteel
SharedComponent? no longer inherits from Plugin. Import fixes.
5:36 PM Changeset [2842] by jwatson
Adding --keep-solver-files option to the PySP runef script, to aid …
5:35 PM Changeset [2841] by prsteel
Introduces SharedComponent? objects, which are designed to be …
12:30 PM Changeset [2840] by prsteel
Updated function parameters in IDataManager.
11:51 AM Changeset [2839] by prsteel
Added implementation specification to IDataManager based on the body …

Jul 22, 2010:

3:03 PM Changeset [2838] by jwatson
Fixed bug with random seed initialization.
11:12 AM Changeset [2837] by jwatson
Various touch-ups to compute conf PySP script - it looks good to go!
10:07 AM Changeset [2836] by jwatson
Eliminating a legacy debug output unconditionally generated when …

Jul 21, 2010:

7:29 PM Changeset [2835] by jwatson
More computeconf fixes.
5:03 PM Changeset [2834] by jwatson
Various updates to PySP computeconf while debugging/exercising the …
3:54 PM Changeset [2833] by jwatson
Fixes to pretty-print and solution computation in the PySP scenario …
3:07 PM Changeset [2832] by jwatson
Adding some enhanced verbosity to the ef writer to aid debug.
2:14 PM Changeset [2831] by khunter
Refs r2799: one more whoopso. Would have caught this if we had any …
2:10 PM Changeset [2830] by khunter
NFC: Removed unused variable.
2:06 PM Changeset [2829] by khunter
Fix Patrick's gripe about error output and '<Plugin ...>' string …
1:53 PM Changeset [2828] by khunter
Only remove a try-except code wrap. It's not necessary because we …
1:21 PM Changeset [2827] by khunter
Forgotten SOS wordwrap handling as mostly fixed in r2799.

Jul 20, 2010:

6:41 PM Changeset [2826] by prsteel
Previous constraint rules were required to be function objects, rather …
4:00 PM Changeset [2825] by jwatson
Modified GLPK plugin to throw an exception when unexpected line parse …
2:28 PM Changeset [2824] by jwatson
Improving error message to help identification of constraint …
1:48 PM Changeset [2823] by prsteel
Rule detection did not properly check for callable objects. Previously …
1:46 PM Changeset [2822] by jwatson
Fixing error message during model generation process. The declaration …
1:46 PM Changeset [2821] by prsteel
Added isfunctor, which returns True iff its one argument is callable.
1:30 PM Changeset [2820] by prsteel
Small change to Set.eq method. Was failing on non-set comparisons; …
11:52 AM Changeset [2819] by prsteel
Preliminary commit for nonnegativity transform. Not complete.

Jul 19, 2010:

7:54 PM Changeset [2818] by khunter
Make use of Python functions as first-class citizens to clean up some …
7:39 PM Changeset [2817] by khunter
Ref #4093 "PySP missing import" Fix for …
7:37 PM Changeset [2816] by khunter
Remove unnecessary variable set and bound check.
7:35 PM Changeset [2815] by khunter
NFC: remove EOL whitespace …

Jul 16, 2010:

7:48 PM Changeset [2814] by khunter
Another SOS example, this time with SOS2.
7:47 PM Changeset [2813] by prsteel
Added test cases for 'filter' capability of sets. Added test case for …
7:42 PM Changeset [2812] by prsteel
Fixes an off-by-one error when removing an element from an ordered set.
3:32 PM Changeset [2811] by prsteel
Added the ability to filter set elements after construction by …

Jul 15, 2010:

7:16 PM Changeset [2810] by khunter
Found an almost helpful error message while working on my model; …
7:13 PM Changeset [2809] by khunter
Minor grammar fixes, and resolution of a word-wrap issue for a file name.
7:11 PM Changeset [2808] by khunter
No wording or pdf output changes, but reformat LaTeX so that it's …
4:07 PM Changeset [2807] by prsteel
More import updates.
4:04 PM Changeset [2806] by prsteel
Update import definitions.
4:03 PM Changeset [2805] by prsteel
New class heirarchy for model transformations. Heirarchy: …
1:14 PM Changeset [2804] by prsteel
Added a utility module for model transformations, util.py. Currently …
12:18 PM Changeset [2803] by khunter
Forgot to do due diligence in checking my previous patch. Added an …
12:08 PM Changeset [2802] by khunter
Fix bug with interaction between wordwrap and CPlex CPlex apparently …

Jul 14, 2010:

5:02 PM Changeset [2801] by khunter
Allow for the possibility of numeric names. (Fix pprint assumption.) …
5:00 PM Changeset [2800] by khunter
NFC: remove EOL whitespace so as not to obfuscate actual work in next …
4:19 PM Changeset [2799] by khunter
Refs #3881: "CPlex LP line length enforcement" Formally enforce …
4:18 PM Changeset [2798] by prsteel
Base class for isomorphic transformations.
2:26 PM Changeset [2797] by prsteel
Adding EqualityTransform?, which creates an equivalent form of a model …
1:44 PM Changeset [2796] by khunter
A refactor at r2765 lost a sign. Correct oversight. Now test.coopr's …
1:43 PM Changeset [2795] by khunter
Add missing VarStatus?, broken since r2753, where is used to be pulled …
1:38 PM Changeset [2794] by khunter
Revert cpxlp back to 2792, initially broken. The next commit will …

Jul 13, 2010:

9:55 PM Changeset [2793] by jwatson
Reverting cpxlp.py to version 2763 and adding back in the VarStatus?
6:20 PM Changeset [2792] by khunter
Fix bug where pprint dies if stage names are non-strings. Basically, …
6:18 PM Changeset [2791] by khunter
Error message: Automatic cast to string in case, fixing possible ugly …
6:16 PM Changeset [2790] by khunter
NFC: Remove some whitespace, so it's clear what the *actual* changes …
3:47 PM Changeset [2789] by prsteel
Updates to var.py to allow indexed variables to contain both …
3:17 PM Changeset [2788] by prsteel
Removing the code migrated in previous fix.
3:17 PM Changeset [2787] by prsteel
Migrate 2.(<5) deepcopy fix for Objective from constraint.py to …
11:07 AM Changeset [2786] by prsteel
Support for generalized sums over k sets, like in AMPL. Added: …

Jul 12, 2010:

2:45 PM Changeset [2785] by prsteel
More dependency updates from splitting Constraint and Objective …
2:26 PM Changeset [2784] by prsteel
Necessary import for objective.py. Allow for from coopr.pyomo.base …
2:14 PM Changeset [2783] by prsteel
Primarily separates the definition of Objective and Constraint into …
12:19 PM Changeset [2782] by prsteel
A standard form transformation. Given a model M, StandardForm?(M) …

Jul 9, 2010:

11:24 AM Changeset [2781] by jwatson
In the PySP farmer example, changing "MeanYield?" to "Yield" - …
9:27 AM Changeset [2780] by wehart
Adding runpy2 to configuration files.
9:14 AM Changeset [2779] by wehart
Removing ipython from all.ini Adding runpy2 to dev.ini

Jul 6, 2010:

5:31 PM Changeset [2778] by khunter
Mild NFC refactor, while researching a #3883
12:33 PM Changeset [2777] by khunter
Backslash line continuation not universal Apparently you can't use …
12:15 PM Changeset [2776] by khunter
4 lines to 2 lines in slightly less efficient, but perhaps cleaner …
11:30 AM Changeset [2775] by khunter
General refactor of GLPK executable line creation. Specifically, this …
11:23 AM Changeset [2774] by khunter
NFC: Whitespace removal, and 80-char update to selected functions.

Jul 5, 2010:

5:31 PM Changeset [2773] by wehart
Adding a new plugin to apply model instance transformations.
5:29 PM Changeset [2772] by wehart
Eliminating the direct use of cProfile, which is not backwards …
5:18 PM Changeset [2771] by wehart
Resolving backwards compatibility for Python 2.4
2:39 AM Changeset [2770] by khunter
Typo fix in function change.
12:45 AM Changeset [2769] by khunter
Per #3942, the CPlex line limit is apparently 510 characters, not 512.
12:34 AM Changeset [2768] by khunter
On the road to Coopr with Python 2.4 * Reduce check to 2.4+ in the …
12:17 AM Changeset [2767] by khunter
On the road to Coopr with Python 2.4 One more NFC that should have …

Jul 4, 2010:

11:18 PM Changeset [2766] by khunter
On the road to Coopr with Python 2.4 Whoops! Forgot to commit this …
9:51 PM Changeset [2765] by khunter
On the road to Coopr with Python 2.4 Another NFC: Another couple of …
9:48 PM Changeset [2764] by khunter
On the road to Coopr with Python 2.4 Another NFC: Another couple of …

Jul 3, 2010:

5:17 PM Changeset [2763] by khunter
On the road to Coopr with Python 2.4 Remove some naive Python 2.4 …
5:07 PM Changeset [2762] by khunter
On the road to Coopr with Python 2.4 First things first: some naive …

Jul 2, 2010:

10:11 AM Changeset [2761] by wehart
Fixing the dictionary of variables that is passed in.
10:03 AM Changeset [2760] by wehart
Adding logic to use an interactive shell when IPython is not installed.
9:52 AM Changeset [2759] by wehart
Update due to changes in pyutilib.virtualenv 1.5

Jul 1, 2010:

1:31 PM Changeset [2758] by wehart
Clarifying the semantics of the '-i' flag when IPython is not installed.
1:03 PM Changeset [2757] by khunter
Mark _print_quadterm as @deprecated
10:30 AM Changeset [2756] by khunter
Refactor line width constraint with TextWrapper? The TextWrapper?
10:23 AM Changeset [2755] by khunter
Minor error handling and test refactorization.
10:11 AM Changeset [2754] by khunter
NFC: minor optimization refactor
9:55 AM Changeset [2753] by khunter
NFC: import reorganization and cruft removal

Jun 30, 2010:

5:29 PM Changeset [2752] by prsteel
Provies a workaround for the Python 2.4 copy.deepcopy() bugs. …
5:27 PM Changeset [2751] by prsteel
Added support for standard form conversion. Instantiated Pyomo models …
4:17 PM Changeset [2750] by khunter
NFC Remove forgotten about debugging comments (# lines), add colons …
3:15 PM Changeset [2749] by khunter
Add (for real) updated test of OSiL writer. I added the baseline text …
3:07 PM Changeset [2748] by khunter
Organize Pyomo CLI options. Alphabetize and split CLI options into …
2:58 PM Changeset [2747] by khunter
Add OSiL writer plugin; enables pyomo --solver Enable OSiL writer …
2:57 PM Changeset [2746] by khunter
NFC
2:53 PM Changeset [2745] by khunter
Initial foray of an OSiL writer. Also added a test, minimal as it is. …
2:51 PM Changeset [2744] by khunter
NFC: white space removal
12:09 PM Changeset [2743] by khunter
Change test to jive with recent format update.
11:49 AM Changeset [2742] by khunter
Update definition formats of problem/result types For reference: …
12:15 AM Changeset [2741] by wehart
Adding an '-i' option to the Pyomo commandline. This drops Pyomo down …

Jun 29, 2010:

11:32 PM Changeset [2740] by wehart
Adding ipython to dev.ini. This points to the checkout of ipython …
11:54 AM Changeset [2739] by khunter
Tests apparently remove their own output files. Also change quadratic …
11:03 AM Changeset [2738] by khunter
SVN can ignore the test output files (*.out)
11:01 AM Changeset [2737] by khunter
Better failure mode for incorrect model rule. JP found a …

Jun 28, 2010:

11:09 PM Changeset [2736] by jwatson
Further diagnostic improvements to previous commit - forgot to output …
10:58 PM Changeset [2735] by jwatson
Added error diagnostic for cases where variables don't yet have label …
8:01 PM Changeset [2734] by wehart
Merged revisions 2601-2733 via svnmerge from …
8:00 PM Changeset [2733] by wehart
Merged revisions 2603-2732 via svnmerge from …
8:00 PM Changeset [2732] by wehart
Merged revisions 2600-2731 via svnmerge from …
7:59 PM Changeset [2731] by wehart
Merged revisions 2604-2730 via svnmerge from …
7:59 PM Changeset [2730] by wehart
Merged revisions 2605-2729 via svnmerge from …
4:09 PM Changeset [2729] by jwatson
Updates to various piecewise examples.
4:05 PM Changeset [2728] by jwatson
Yeaarrrrggghhhh! Another GLPK debug print statement removed.
4:01 PM Changeset [2727] by jwatson
Taking out a forgotten debug print statement.
2:11 PM Changeset [2726] by jwatson
Fixing GLPK plugin to recognize and correctly process instances in …
12:45 PM Changeset [2725] by jwatson
Update of piecewise test cases.
10:51 AM Changeset [2724] by prsteel
Updating comments to reflect previous fix.
10:43 AM Changeset [2723] by prsteel
Bug fix. Definition of convexity for piecewise linear functions with …

Jun 27, 2010:

11:40 PM Changeset [2722] by wehart
Update to use the new YAML specification for the 'solvers' section of …
2:13 PM Changeset [2721] by wehart
Refactorying this test, to perform import of coopr.opt in the YML …

Jun 26, 2010:

10:24 PM Changeset [2720] by jwatson
Starting to add some simple piecewise expressions for testing.
9:49 PM Changeset [2719] by jwatson
Adding some simple quadratic test cases - neither of quite work yet, …
9:06 PM Changeset [2718] by wehart
Update to test and test drivers due to rename of pyutilib.testdriver …
8:55 PM Changeset [2717] by wehart
Renaming pyutilib.testdriver to pyutilib.autotest
4:55 PM Changeset [2716] by wehart
Update of MIP baselines to include YAML-compliant syntax for …
4:53 PM Changeset [2715] by wehart
Added a method to extract a YAML representation of a results object. …
4:52 PM Changeset [2714] by wehart
This subpackage is depricated. I've deleted the functionality that …

Jun 25, 2010:

11:50 AM Changeset [2713] by prsteel
Makes Pyomo recognize that variables passed to SOSConstraint are …
11:45 AM Changeset [2712] by prsteel
Fixes test case for var.py. Test output did not account for new …

Jun 24, 2010:

11:20 PM Changeset [2711] by jwatson
Shifting from older "dot_product" to newer "summation" in PySP farmer …
5:03 PM Changeset [2710] by prsteel
Adds Piecewise variables. Piecewise objects are variables that are …
10:55 AM Changeset [2709] by wehart
Updating baseline

Jun 23, 2010:

11:11 AM Changeset [2708] by khunter
Enable quadratic objectives and constraints in LP format for CPlex …
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