Timeline


and

Dec 6, 2009:

7:20 PM Changeset [1974] by wehart
Updating PyPI categories
6:26 PM Changeset [1973] by wehart
Merged revisions 1949-1972 via svnmerge from …
6:24 PM Changeset [1972] by wehart
Merged revisions 1948-1971 via svnmerge from …
6:24 PM Changeset [1971] by wehart
Merged revisions 1950-1970 via svnmerge from …
6:16 PM Changeset [1970] by wehart
Bug fix: don't print None values for reduced cost Updated cplex baselines.
5:53 PM Changeset [1969] by wehart
Bug fix for mock tests.
5:02 PM Changeset [1968] by wehart
Bug fix when an expression has no arguments.
5:00 PM Changeset [1967] by wehart
Creating the ComponentBase? class, which manages the initialization of …
2:31 PM Changeset [1966] by jwatson
Transferring the reduced-cost variable attributes (if present) in the …
2:26 PM Changeset [1965] by jwatson
Migrating reduced-cost reads for CPLEX SOL file format into svn.
1:19 PM Changeset [1964] by wehart
Adding tests that verify that index-generating functions can be …
12:01 PM Changeset [1963] by wehart
Reworking SetArray? constructor to create temporary set objects for …

Dec 5, 2009:

2:59 PM Changeset [1962] by wehart
Some changes to allow list comprehensions and generator expressions to …
2:46 AM Changeset [1961] by wehart
Documentation updates for sets.

Dec 4, 2009:

10:43 PM Changeset [1960] by jwatson
Fixed a major memory leak in the solver manager. When get_results() …
2:43 PM Changeset [1959] by wehart
Extended the constraint generation logic to evaluate whether the …
12:50 AM Changeset [1958] by wehart
Reverting the change in r1953, which causes an error in our unit tests.

Dec 3, 2009:

4:17 PM Changeset [1957] by dlwoodr
Documentation updates for pysp

Dec 2, 2009:

7:56 PM Changeset [1956] by jwatson
Added --scenario-solver-options and --ef-solver-options options to the …
7:55 PM Changeset [1955] by jwatson
Fixed missing StringIO module import.

Dec 1, 2009:

10:20 PM Changeset [1954] by jwatson
Extracting solver runtime for CPLEX solver plugin, at the request of …

Nov 25, 2009:

9:39 PM Changeset [1953] by jwatson
Improved error diagnostics relating to illegal/unexpected set …
10:54 AM Changeset [1952] by wehart
Merged revisions 1882-1951 via svnmerge from …
10:49 AM Changeset [1951] by wehart
Merged revisions 1886-1950 via svnmerge from …
10:48 AM Changeset [1950] by wehart
Merged revisions 1873-1949 via svnmerge from …
10:47 AM Changeset [1949] by wehart
Merged revisions 1863-1948 via svnmerge from …
10:47 AM Changeset [1948] by wehart
Merged revisions 1877-1947 via svnmerge from …
10:45 AM Changeset [1947] by wehart
Merged revisions 1867-1946 via svnmerge from …

Nov 24, 2009:

9:04 AM Changeset [1946] by wehart
Further fix to avoid parsing blank lines.
8:59 AM Changeset [1945] by wehart
Adding error checks.
1:12 AM Changeset [1944] by jwatson
Trapping errors during constraint construction that occur when users …

Nov 23, 2009:

2:45 PM Changeset [1943] by wehart
Bug fix: If Python version is < 2.6.4, then checkout Coopr Forum with …
1:38 PM Changeset [1942] by wehart
Update to allow commits to Coopr Forum projects. Updated installer …
1:30 PM Changeset [1941] by wehart
Bug fix when pico_convert is not available.
1:18 PM Changeset [1940] by wehart
Adding a Coopr vpy configuration that includes packages that are not …
1:08 PM Changeset [1939] by wehart
Update to solvers to use the new structure for managing the parsing of …
1:07 PM Changeset [1938] by wehart
Changes to clarify what solver outputs entail. Now, logfiles are …
11:46 AM Changeset [1937] by wehart
Adding explicit import of PyYAML, and corresponding logic to ignore …

Nov 22, 2009:

10:09 PM Changeset [1936] by wehart
Adding a test to verify that SolverResults? objects are pickleable.
10:09 PM Changeset [1935] by wehart
Changes to maek the results object pickl-able.
5:38 PM Changeset [1934] by jwatson
Fix to profiler option in PH.

Nov 21, 2009:

4:24 PM Changeset [1933] by jwatson
Updating documentation on forestry PySP example.
3:37 PM Changeset [1932] by jwatson
Bug fix to PH when LB/UB aren't specified and you are linearizing.
3:01 PM Changeset [1931] by jwatson
Added a feasible/new chile 48 instance (the old, hand-constructed …
2:53 PM Changeset [1930] by jwatson
Adding 288 scenario forestry instance, for a serious challenge!
1:45 PM Changeset [1929] by jwatson
Fixed another numerical issue in breakpoint computation in PH.
1:33 PM Changeset [1928] by jwatson
Fixed an issue with construction of piecewise linear breakpoints in PH …
1:07 AM Changeset [1927] by jwatson
Moved the pyomo diet2 example from "amplbook2" to "draft"; it contains …
12:59 AM Changeset [1926] by jwatson
Minor fix to variable bounds checkin. All amplbook2 examples but one …
12:42 AM Changeset [1925] by jwatson
Fixes to make PySP consistent with the variable lower/upper bound …
12:41 AM Changeset [1924] by jwatson
I have significantly changed - and improved - the handling of variable …

Nov 20, 2009:

6:00 PM Changeset [1923] by wehart
Update of baseline.
5:50 PM Changeset [1922] by jwatson
Fix to make PH compliant with recent solution re-structuring.
5:39 PM Changeset [1921] by wehart
Update of the SolutionSet? api.
5:28 PM Changeset [1920] by wehart
Misc change in loading data from a SolverResults? object.
5:27 PM Changeset [1919] by wehart
Update of MIP solvers and how they load SolverResults?.
5:27 PM Changeset [1918] by wehart
Rework of the SolverResults? object, to provide for a more explicit …
12:27 PM Changeset [1917] by jwatson
Renaming the "examples" sub-directory in coopr.pyomo/examples/pyomo to …
11:51 AM Changeset [1916] by jwatson
Fixes to the pyomo examples - many aren't working, and this helps a bit.
9:03 AM Changeset [1915] by wehart
Further updates to new solver results object. This capability is …

Nov 19, 2009:

5:22 PM Changeset [1914] by jwatson
Added exponentially biased breakpoint distribution technique to PH.
3:46 PM Changeset [1913] by jwatson
Added Woodruff PH breakpoint distribution strategy.
3:24 PM Changeset [1912] by jwatson
Added PH breakpoint distribution strategy that uniformly concentrates …
12:24 PM Changeset [1911] by jwatson
Restructured PH code to allow for general breakpoint distribution …

Nov 18, 2009:

11:22 PM Changeset [1910] by jwatson
Fixed bug in CBC when in NL/SOL mode that was setting each primal and …
11:00 PM Changeset [1909] by jwatson
Added constraint symbol maps when writing NL files, so the constraint …
10:59 PM Changeset [1908] by jwatson
Using symbol map in solver results output to print names that a user …
10:24 PM Changeset [1907] by jwatson
Various cleanup of output involving SOL-originated format solutions.
10:14 PM Changeset [1906] by jwatson
Various fixes to CBC mip plugin - a few more to come!
9:59 PM Changeset [1905] by wehart
Major rework. I've started to get tests passing, but this commit is …
7:00 PM Changeset [1904] by wehart
rework to get some YAML data output working.
6:29 PM Changeset [1903] by wehart
Misc fixes.
6:06 PM Changeset [1902] by wehart
Misc updates.
3:18 PM Changeset [1901] by wehart
Bug fixes to account for the reorganization of coopr.opt
3:17 PM Changeset [1900] by wehart
Bug fixes to account for the reorganization of coopr.opt
3:00 PM Changeset [1899] by wehart
Reorganization to prepare for the use of a new data structure to …

Nov 16, 2009:

4:07 PM Changeset [1898] by wehart
Use the coopr.opt guess_format function().
4:06 PM Changeset [1897] by wehart
Standardized the technique used for guessing a file's format from its …
2:38 PM Changeset [1896] by wehart
Update to coopr installer scripts.
12:44 PM Changeset [1895] by jwatson
Changed PySP package manager information from Bill to JPW.

Nov 15, 2009:

11:35 PM Changeset [1894] by wehart
Bug fix in documentation.
1:36 PM Changeset [1893] by wehart
Rework of coopr_install logic. The coopr.py script was revised to …
12:17 PM Changeset [1892] by wehart
Update coopr_install to use the following external config file: …
12:12 PM Changeset [1891] by wehart
Adding config file for coopr_install

Nov 14, 2009:

7:08 PM Changeset [1890] by jwatson
Added option to PH to fix all discrete variables that are converged …
3:21 AM Changeset [1889] by wehart
Updates due to recent pyutilib.virtualenv changes.
2:17 AM Changeset [1888] by wehart
Update to coopr.sucasa revision.
2:17 AM Changeset [1887] by wehart
Initialized merge tracking via "svnmerge" with revisions "1-1885" from …
2:15 AM Changeset [1886] by wehart
Creating the stable 2.1 release.
2:14 AM Changeset [1885] by wehart
Creating the coopr.sucasa 2.0 release.
2:11 AM Changeset [1884] by wehart
Update to current revision number.
2:10 AM Changeset [1883] by wehart
Initialized merge tracking via "svnmerge" with revisions "1-1881" from …
2:03 AM Changeset [1882] by wehart
Creating the coopr.pysp 2.1 stable branch.
2:01 AM Changeset [1881] by wehart
Creating the coopr.pysp 2.0 release
1:59 AM Changeset [1880] by wehart
Creating the coopr.pysos 2.0 release
1:58 AM Changeset [1879] by wehart
Update to version number.
1:57 AM Changeset [1878] by wehart
Initialized merge tracking via "svnmerge" with revisions "1-1876" from …
1:55 AM Changeset [1877] by wehart
Creating the coopr.pyomo 2.1 stable branch.
1:55 AM Changeset [1876] by wehart
Creating coopr.pyomo 2.0
1:52 AM Changeset [1875] by wehart
Update to trunk version number.
1:51 AM Changeset [1874] by wehart
Initialized merge tracking via "svnmerge" with revisions "1-1872" from …
1:48 AM Changeset [1873] by wehart
Creating the coopr.stable 2.1 branch.
1:48 AM Changeset [1872] by wehart
Creating the coopr.plugins 2.0 release.
1:48 AM Changeset [1871] by wehart
Creating coopr.plugins/releases
1:47 AM Changeset [1870] by wehart
Creating coopr.plugins/stable
1:42 AM Changeset [1869] by wehart
Updating version number.
1:41 AM Changeset [1868] by wehart
Initialized merge tracking via "svnmerge" with revisions "1-1866" from …
1:39 AM Changeset [1867] by wehart
Creating coopr.misc 2.1 stable branch
1:38 AM Changeset [1866] by wehart
Creating coopr.misc 2.0
1:33 AM Changeset [1865] by wehart
Updating the trunk version number.
1:31 AM Changeset [1864] by wehart
Initialized merge tracking via "svnmerge" with revisions "1-1862" from …
1:29 AM Changeset [1863] by wehart
Creating the coopr.opt 2.1 stable branch.
1:27 AM Changeset [1862] by wehart
Creating coopr.opt 2.0 release.
12:45 AM Changeset [1861] by jwatson
Simplification of finance and sizes PySP example model files, using …
12:27 AM Changeset [1860] by jwatson
Clean-up of some legacy models and data in the pysp forestry example.

Nov 13, 2009:

5:45 PM Changeset [1859] by jwatson
Added a "boundsetter" for the PH forestry example, to facilitate …
4:48 PM Changeset [1858] by jwatson
Updated the default integer tolerance in PH.
3:29 PM Changeset [1857] by jwatson
Removed some debug output from the pyro mip server, which seems to be …
3:28 PM Changeset [1856] by jwatson
Solver options are working across Pyro - fixing test case to previous …
3:11 PM Changeset [1855] by jwatson
Added some error-checking to warn+fail when users of PH specify WW …
12:42 PM Changeset [1854] by jwatson
Minor fix to help Jaime debug.
12:41 PM Changeset [1853] by jwatson
Supressed the output of the pyro_mip_server, which was previously …
9:56 AM Changeset [1852] by jwatson
Changed the tolerance controlling the eliminating of piecewise linear …

Nov 12, 2009:

6:22 PM Changeset [1851] by jwatson
Added functionality to allow for passing MIP solver options across the …
6:21 PM Changeset [1850] by jwatson
Added functionality to allow for passing of MIP solver options across …
1:29 AM Changeset [1849] by jwatson
Added logic to PH to clean up constraints and variables added to …
1:27 AM Changeset [1848] by jwatson
Improved error reporting in some components of the CPLEX LP format …

Nov 11, 2009:

11:30 PM Changeset [1847] by wehart
Made the import of setuptools unconditional. The namespace utility …

Nov 10, 2009:

11:42 PM Changeset [1846] by jwatson
Changed semantics of --linearize-nonbinary-penalty-terms from …
11:17 PM Changeset [1845] by jwatson
Fixed issue with maximization in PH linearization, created farmer …
11:01 PM Changeset [1844] by jwatson
Added more bound-setting utilities to PH, and bounds configuration …
10:25 PM Changeset [1843] by jwatson
Added a --bounds-cfgfile option to PH, in which the user can script …
2:19 PM Changeset [1842] by jwatson
Added Windows CMD script for pyro_mip_server. Updated …
1:59 PM Changeset [1841] by jwatson
Forgot to update coopr_install to localize coopr-ns.cmd!
1:54 PM Changeset [1840] by jwatson
First attempt at a Windows-friendly coopr-ns
12:22 PM Changeset [1839] by jwatson
Fixed problem involving module naming in pyro_mip_server, associated …
1:13 AM Changeset [1838] by jwatson
Fixed some boundary conditions yielded errors in PH piecewise …
1:02 AM Changeset [1837] by jwatson
Cleanup/generalization of piecewise linearization code in PH, in …
12:04 AM Changeset [1836] by jwatson
In prep for proper/general piecewise linear approximation of the …
12:02 AM Changeset [1835] by jwatson
The clone() method for expressions was not working due to an omitted …

Nov 9, 2009:

9:01 PM Changeset [1834] by wehart
Update from pyutilib.virtualenv.
2:57 PM Changeset [1833] by wehart
Adding various slides from recent talks.
2:08 PM Changeset [1832] by dlwoodr
If you were using pysp-overview.tex, start using pyspbody.tex instead

Nov 8, 2009:

7:17 PM Changeset [1831] by dlwoodr
change the input of pysp-overview to be pyspbody (i.e., replace that …
3:59 PM Changeset [1830] by wehart
Update from Dave W.
2:09 AM Changeset [1829] by wehart
Update of plugins.pdf file.
2:09 AM Changeset [1828] by wehart
Update of documenation to account for PyUtilib? changes.
2:00 AM Changeset [1827] by wehart
Remove documentation from coopr.misc, except for doc/pub, which …
1:56 AM Changeset [1826] by wehart
Updating coopr.opt documentation for plugins.
1:50 AM Changeset [1825] by wehart
Creating documentation for coopr.opt
1:40 AM Changeset [1824] by wehart
Removing documentation files that aren't related to sucasa.
1:25 AM Changeset [1823] by wehart
Update of Pyomo documentation.
1:10 AM Changeset [1822] by wehart
Renaming pyomo-new to pyomo.
1:08 AM Changeset [1821] by wehart
Removing the pyomo doc dir.

Nov 7, 2009:

11:00 PM Changeset [1820] by dlwoodr
update to reflect new parameters and to give brief instructions for …
5:21 PM Changeset [1819] by dlwoodr
fix the error message for "unable to deduce" data type
3:35 PM Changeset [1818] by wehart
Removing old branches and distribution info. These aren't relevant …
3:30 PM Changeset [1817] by wehart
Updated coopr_install after updates from pyutilib.virtualenv
2:38 PM Changeset [1816] by wehart
Creating stable/release branches.
2:05 PM Changeset [1815] by wehart
Removing the old Coopr trunk. I've confirmed that the installer can …
2:01 PM Changeset [1814] by wehart
Update to coopr_install based on pyutilib.virtualenv updates.
2:00 PM Changeset [1813] by wehart
Update to test directory for tutorials.
12:06 PM Changeset [1812] by wehart
Documentation updates.
11:47 AM Changeset [1811] by wehart
Renaming coopr.dist to coopr.misc, to reflect the fact this contains …
11:44 AM Changeset [1810] by wehart
Updates to Python package setup scripts.
11:31 AM Changeset [1809] by wehart
Further reorg steps.
11:27 AM Changeset [1808] by wehart
Reorganization of documentation directories.
11:18 AM Changeset [1807] by wehart
Misc rename.
11:16 AM Changeset [1806] by wehart
Initial reorg of the Coopr trunk. The goal of this reorg is to …

Nov 6, 2009:

12:21 PM Changeset [1805] by jwatson
Changed the name of the linearization option in PySP to more …
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