Timeline
Jan 2, 2010:
- 6:14 PM Changeset [2111] by
- drop scenariostrucutre.py and update the command line options for a …
- 4:52 PM Changeset [2110] by
- Promoted the scenario tree model to a pysp/util package (with Bill's …
- 2:45 AM Changeset [2109] by
- Changing the API of the SolutionSet? object. Now, all variables, …
- 2:21 AM Changeset [2108] by
- Changes to make the API for Model() functions/attributes by 1-based …
- 2:03 AM Changeset [2107] by
- Updating solver heuristics to use xrange() and xsequence()
- 1:57 AM Changeset [2106] by
- Using the sequence() and xsequence() functions to further simplify …
- 1:50 AM Changeset [2105] by
- Adding an xsequence() function, which mimics xrange.
- 1:31 AM Changeset [2104] by
- Renamking some directories in the 'skel' projects.
- 1:29 AM Changeset [2103] by
- Creating coopr.plugins.skel. Misc fix in coopr.skel
- 1:18 AM Changeset [2102] by
- Creating a Coopr skeleton package, which can be used to jump-start the …
- 1:13 AM Changeset [2101] by
- A draft of coopr.fdt
- 1:01 AM Changeset [2100] by
- Adding information about termination conditions to CPLEX solver.
- 1:00 AM Changeset [2099] by
- Removing some tabs. Add option to allow a Model to be named in its …
- 12:59 AM Changeset [2098] by
- Allow expressions to be generated from a dictionary variable-id -> …
- 12:59 AM Changeset [2097] by
- Updating Model statistics after a transformation.
- 12:57 AM Changeset [2096] by
- Setup labeling for objectives.
- 12:57 AM Changeset [2095] by
- Renaming TerminationStatus? to TerminationCondition?. This is a more …
- 12:37 AM Changeset [2094] by
- Adding a sequence() function, which is analogous to range() for …
Dec 30, 2009:
- 2:26 AM Changeset [2093] by
- Tagging coopr.pysp release 2.1
- 2:24 AM Changeset [2092] by
- Merged revisions 2068-2091 via svnmerge from …
- 2:23 AM Changeset [2091] by
- Tagging coopr.pyomo release 2.1
- 2:22 AM Changeset [2090] by
- Merged revisions 2070-2089 via svnmerge from …
- 2:22 AM Changeset [2089] by
- Update to changelog.
- 2:07 AM Changeset [2088] by
- Committing PySP change log in prep for 2.1 release.
- 1:59 AM Changeset [2087] by
- Tagging coopr.plugins release 2.1
- 1:58 AM Changeset [2086] by
- Merged revisions 2071-2085 via svnmerge from …
- 1:58 AM Changeset [2085] by
- Updating coopr.plugin changelog.
- 1:46 AM Changeset [2084] by
- Fixing coopr.misc changelog. I had accidentally updated this with …
- 1:40 AM Changeset [2083] by
- Tagging coopr.opt release 2.1
- 1:39 AM Changeset [2082] by
- Merged revisions 2080-2081 via svnmerge from …
- 1:39 AM Changeset [2081] by
- Misc edit
- 1:38 AM Changeset [2080] by
- Merged revisions 2072-2079 via svnmerge from …
- 1:38 AM Changeset [2079] by
- Update to coopr.opt changelog.
- 1:36 AM Changeset [2078] by
- Tagging coopr.misc release 2.1
- 1:34 AM Changeset [2077] by
- Merged revisions 2073-2076 via svnmerge from …
- 1:33 AM Changeset [2076] by
- Update to changelog.
- 1:02 AM Changeset [2075] by
- Tagging coopr.sucasa 2.0.1
- 12:56 AM Changeset [2074] by
- Tagging coopr.pysos 2.0.1 release
- 12:47 AM Changeset [2073] by
- Merged revisions 1947-2072 via svnmerge from …
- 12:46 AM Changeset [2072] by
- Merged revisions 1973-2071 via svnmerge from …
- 12:46 AM Changeset [2071] by
- Merged revisions 1971-2070 via svnmerge from …
- 12:45 AM Changeset [2070] by
- Merged revisions 1972-2069 via svnmerge from …
- 12:44 AM Changeset [2069] by
- Merged revisions 1951-2068 via svnmerge from …
- 12:43 AM Changeset [2068] by
- Merged revisions 1952-2067 via svnmerge from …
- 12:41 AM Changeset [2067] by
- Adding the 'bidict' package, which is used by FDT.
Dec 29, 2009:
- 10:54 PM Changeset [2066] by
- Removed some TBD notes in the Benders example, and checked in the full …
- 8:39 PM Changeset [2065] by
- Speed improvement to CPLEX solution reader - accessing solution …
- 5:16 PM Changeset [2064] by
- Misc rework of variable presolving. Now, model statistics are stored …
- 4:56 PM Changeset [2063] by
- Reformatting this example to make it narrower.
- 2:00 PM Changeset [2062] by
- Added ef-mipgap option to PH scripts.
- 1:07 PM Changeset [2061] by
- Fixing some option documentation in PH.
- 12:59 PM Changeset [2060] by
- Elimnating some debug output.
- 12:58 PM Changeset [2059] by
- Enabling garbage collection by default in PH.
- 12:57 PM Changeset [2058] by
- Missed some _initialize_constraint function calls within the PySP EF …
- 1:54 AM Changeset [2057] by
- Misc cleanup of debugging facilities.
Dec 28, 2009:
- 11:18 PM Changeset [2056] by
- Fixes and tests for generating canonical representations.
- 4:15 PM Changeset [2055] by
- Some additional documentation.
- 4:07 PM Changeset [2054] by
- Pleliminary commit for a capability that can extract a canonical …
Dec 27, 2009:
- 2:50 AM Changeset [2053] by
- Adding ability to load a list or tuple of values into a Pyomo model. …
- 2:29 AM Changeset [2052] by
- Updating to variable naming. Special symbols are mapped to a name …
- 2:22 AM Changeset [2051] by
- Bug fix in the NEWGAP computation.
- 1:42 AM Changeset [2050] by
- Adding support for denoting constraint inequalities as 'strict'. …
Dec 26, 2009:
- 7:06 PM Changeset [2049] by
- coopr.pyomo baseline changes due to change in GLPK output.
- 7:06 PM Changeset [2048] by
- Reworking MIP plugins to more selectively print branch-and-bound …
- 7:04 PM Changeset [2047] by
- Removing some debugging print statements
- 6:13 PM Changeset [2046] by
- Resolving #3970. When a parameter is specified with a default value, …
- 2:23 PM Changeset [2045] by
- Bug fix to 'random' solver
- 1:58 PM Changeset [2044] by
- Adding a 'random' solver.
Dec 23, 2009:
- 11:00 PM Changeset [2043] by
- Updated pyro_mip_server to accept warm-start files and transfer them …
- 11:00 PM Changeset [2042] by
- Update of Pyro solver manager to propagate warm-start files to …
- 6:59 PM Changeset [2041] by
- Grab the mipgap solver option from the pickled configuration data.
- 6:57 PM Changeset [2040] by
- Adding transmission of solver mipgap across the Pyro distributed …
- 5:13 PM Changeset [2039] by
- Missed fix with new constraint initialization syntax in PH linearization.
- 4:46 PM Changeset [2038] by
- finish the job: we can now duplicate Fernando's example
- 4:38 PM Changeset [2037] by
- add this example from Fernando
Dec 22, 2009:
- 11:31 PM Changeset [2036] by
- Added "--solver-mipgap" option to the pyomo script, mirroring recent …
- 11:10 PM Changeset [2035] by
- Added --scenario-mipgap option to PH script. Added _mipgap attribute …
- 11:08 PM Changeset [2034] by
- Added ability to write the mipgap attribute (if not None) to the …
- 11:05 PM Changeset [2033] by
- Adding "mipgap" attribute to the base solver class, mirroring the …
- 5:30 PM Changeset [2032] by
- More readability improvements to the Benders example.
- 4:56 PM Changeset [2031] by
- More prettification of the Benders example.
- 4:55 PM Changeset [2030] by
- Added a "solve_all_instances" utility function to the solver manager …
- 11:52 AM Changeset [2029] by
- Some fixes to the ef writer based on Bill's recent changes to …
- 11:50 AM Changeset [2028] by
- Changed some references to "._model" to the new+improved ".model".
- 9:24 AM Changeset [2027] by
- Simplified the syntax for adding a constraint to a Constraint object.
- 1:27 AM Changeset [2026] by
- Attempting to update PH. I'm not sure if this works, since I don't …
- 1:23 AM Changeset [2025] by
- Reworking how components interact with models. Now, components can …
Dec 21, 2009:
- 12:22 PM Changeset [2024] by
- Added check to avoid printing an objective with an empty linear sum.
Dec 18, 2009:
- 6:38 PM Changeset [2023] by
- Pyomo Benders example prettification and cleanup.
- 11:47 AM Changeset [2022] by
- Removing debugging IO
- 11:35 AM Changeset [2021] by
- Misc rework of exception management within Pyomo.
- 12:25 AM Changeset [2020] by
- Misc updates. Cleaning out old models that are no longer used. …
Dec 17, 2009:
- 11:59 PM Changeset [2019] by
- Misc fix. Adding symbol_map attribute. However, this isn't …
- 11:59 PM Changeset [2018] by
- Bug fix due to updates in results object.
- 11:34 PM Changeset [2017] by
- Preliminary rework of the amplbook2 examples.
- 9:48 PM Changeset [2016] by
- Adding helper functions that denote the number of constraints, …
- 9:33 PM Changeset [2015] by
- Adding tests to confirm that set/index dimensionality checks work as …
- 8:24 PM Changeset [2014] by
- Update to CPLEX baselines
- 6:32 PM Changeset [2013] by
- Added fully-tested (whatever that means!) urc and lrc reduced-cost …
- 6:00 PM Changeset [2012] by
- Some fixes to Benders example, identified when baseline-ing AMPL …
- 5:50 PM Changeset [2011] by
- A change in semantics for setting up dimen and dim. This change …
- 4:23 PM Changeset [2010] by
- Adding a transformation for eliminating fixed variables.
- 4:22 PM Changeset [2009] by
- Adding an 'index' attribute to variable value objects, which allows a …
- 4:21 PM Changeset [2008] by
- Adding helper functions for accessing constraints, variables and …
- 4:14 PM Changeset [2007] by
- Bug fix in output
- 10:06 AM Changeset [2006] by
- Missed CPLEX.py in the transition from model _component[] to …
- 1:47 AM Changeset [2005] by
- Adding tests to exercise the Pyomo command-line. Reworked error …
Dec 16, 2009:
- 10:19 PM Changeset [2004] by
- 1. Added --model-name option, which allos the specification of an …
- 1:17 AM Changeset [2003] by
- Adding default options to SolutionSet? object's call method. Thus, …
- 12:34 AM Changeset [2002] by
- Adding some tests to validate various types of output that are …
- 12:22 AM Changeset [2001] by
- Adding a plugin interface for model transformations. This can be …
Dec 14, 2009:
- 11:13 AM Changeset [2000] by
- Bug fix.
- 10:18 AM Changeset [1999] by
- Python 2.5 portability fixes.
Dec 13, 2009:
- 5:17 PM Changeset [1998] by
- Changed references to _component to active_component.
- 5:17 PM Changeset [1997] by
- Changing _component reference to active_component.
- 1:39 PM Changeset [1996] by
- JP's benders example with some misc edits. This runs, though I'm not …
- 1:32 PM Changeset [1995] by
- Adding a 'create_name' function that simplifies the setup of indexed …
- 1:01 PM Changeset [1994] by
- Initial setup of the PyomoModel?._name_conmap data structure. I've set …
- 1:57 AM Changeset [1993] by
- Adding support for component index deactivation. Again, this isn't …
- 1:33 AM Changeset [1992] by
- A rework of component management in Pyomo. This was initially started …
- 1:28 AM Changeset [1991] by
- Update to test baselines.
Dec 12, 2009:
- 3:29 PM Changeset [1990] by
- Added code to throw a ValueError? exception when attempting to output a …
- 3:05 PM Changeset [1989] by
- Fix to GLPK plug-in when parsing solution files that are time-limited.
- 1:43 PM Changeset [1988] by
- More updates to the GLPK plug-in.
- 1:43 PM Changeset [1987] by
- Missing an import of SolverStatus? enum in shellcmd.py, triggering an …
- 1:42 PM Changeset [1986] by
- The new solution module re-work didn't define stoppedByLimit in the …
- 12:45 PM Changeset [1985] by
- Modified PH to only use warm-starts if a solver has the capability!
- 12:43 PM Changeset [1984] by
- CPLEX has warm-start capabilities - over-riding base OptSolver? query …
- 12:42 PM Changeset [1983] by
- Added "warm_start_capable" query method to OptSolver? base class. …
- 1:37 AM Changeset [1982] by
- Added MIP solution read capability to GLPK plugin. Now able to read …
- 1:04 AM Changeset [1981] by
- Major re-work to GLPK interface, which was failing to read pretty much …
- 12:51 AM Changeset [1980] by
- Added extraction of reduced-costs for variables in CBC plugin solution …
Dec 11, 2009:
- 12:23 AM Changeset [1979] by
- Biggest enhancement: The efwriter command-line script now has the …
Dec 10, 2009:
- 11:29 PM Changeset [1978] by
- Eliminated exception-handling logic when loading user-defined …
Dec 8, 2009:
- 7:06 PM Changeset [1977] by
- Eliminating some debugging IO
- 6:49 PM Changeset [1976] by
- A hack to make the default 'dimen' be 1 when computing the ndim for a …
Dec 7, 2009:
- 6:47 PM Changeset [1975] by
- Bug fix. The ProductExpression? was not correctly testing for …
Dec 6, 2009:
- 7:20 PM Changeset [1974] by
- Updating PyPI categories
- 6:26 PM Changeset [1973] by
- Merged revisions 1949-1972 via svnmerge from …
- 6:24 PM Changeset [1972] by
- Merged revisions 1948-1971 via svnmerge from …
- 6:24 PM Changeset [1971] by
- Merged revisions 1950-1970 via svnmerge from …
- 6:16 PM Changeset [1970] by
- Bug fix: don't print None values for reduced cost Updated cplex baselines.
- 5:53 PM Changeset [1969] by
- Bug fix for mock tests.
- 5:02 PM Changeset [1968] by
- Bug fix when an expression has no arguments.
- 5:00 PM Changeset [1967] by
- Creating the ComponentBase? class, which manages the initialization of …
- 2:31 PM Changeset [1966] by
- Transferring the reduced-cost variable attributes (if present) in the …
- 2:26 PM Changeset [1965] by
- Migrating reduced-cost reads for CPLEX SOL file format into svn.
- 1:19 PM Changeset [1964] by
- Adding tests that verify that index-generating functions can be …
- 12:01 PM Changeset [1963] by
- Reworking SetArray? constructor to create temporary set objects for …
Dec 5, 2009:
- 2:59 PM Changeset [1962] by
- Some changes to allow list comprehensions and generator expressions to …
- 2:46 AM Changeset [1961] by
- Documentation updates for sets.
Dec 4, 2009:
- 10:43 PM Changeset [1960] by
- Fixed a major memory leak in the solver manager. When get_results() …
- 2:43 PM Changeset [1959] by
- Extended the constraint generation logic to evaluate whether the …
- 12:50 AM Changeset [1958] by
- Reverting the change in r1953, which causes an error in our unit tests.
Dec 3, 2009:
- 4:17 PM Changeset [1957] by
- Documentation updates for pysp
Note: See TracTimeline
for information about the timeline view.
