

@4905

7 years 
wehart 
Update to IPOPT tester to use Yaml comparisons, and corresponding baseline …



@4891

7 years 
wehart 
Preliminary interface to OpenOpt? solvers.



@4887

7 years 
wehart 
Migrating coopr.plugins.mip to coopr.plugins.solvers, which is a
more …



@4884

7 years 
wehart 
Changing ASL tests to use YAML baseline tests.
Updates to ASL baseline.



@4877

7 years 
dword 
updated baselines for the new sol reader



@4863

7 years 
jwatson 
Updating GUROBI plugin to handle warmstart of EF instances.



@4861

7 years 
jwatson 
Updating CPLEX logic to support extensive form warmstarting.



@4857

7 years 
jwatson 
Same fix as prior commit, for GUROBI plugin.



@4856

7 years 
jwatson 
Forgot a fix to CPLEX to ignore warmstarting logic when an LP input file …



@4845

7 years 
jwatson 
Fixing Gurobi warmstart issues.



@4844

7 years 
jwatson 
More CPLEX warmstart nuancing…



@4843

7 years 
jwatson 
Fixing issue related to last commit, in which CPLEX is not being …



@4841

7 years 
jwatson 
Fixing warmstart issue in CPLEX plugin. Will correct many PySP test …



@4836

7 years 
wehart 
Simplifying the configure_glpk() function.



@4832

7 years 
wehart 
Misc changes to get the GLPK solver working…



@4831

7 years 
wehart 
Another bug fix…



@4830

7 years 
wehart 
Another bug fix w.r.t. the glpsol version. The darn format
of the version …



@4829

7 years 
wehart 
Bug fix in glpsol version processing.



@4828

7 years 
wehart 
Reworking GLPK class imports to eliminate test failures.



@4827

7 years 
wehart 
Rework of GLPK solver interface. The 'old' parser is now only used for …



@4826

7 years 
wehart 
Adding a configuration function to GLPK. This seems to mess up the …



@4824

7 years 
wehart 
Various fixes to get the experimental GLPK solver working reasonably …



@4821

7 years 
wehart 
Fixing various issues with the experimental GLPK solver interface.



@4819

7 years 
wehart 
Removing debugging info.



@4817

7 years 
wehart 
Resolving #4298



@4814

7 years 
wehart 
Adding logic to perform tests interactively.



@4811

7 years 
wehart 
Bug fixes…



@4810

7 years 
wehart 
Adding commentedout SOS capabilities.



@4809

7 years 
wehart 
Adding solver_capability options to Mock writers.



@4808

7 years 
wehart 
Adding solver_capability options to writer logic.



@4799

7 years 
wehart 
Testing solver availability using the solver_io option.
Running the Pyomo …



@4793

7 years 
wehart 
Moving the Pyomo pickling tests into coopr.plugins. These tests test …



@4788

7 years 
wehart 
Simplifying test driver, since the logic for subsolvers has been migrated …



@4786

7 years 
wehart 
Bug fix for unbounded MIPs.



@4782

7 years 
jdsiiro 
 Fixing warm starting for Gurobi solver (see also r4766, r4770)
 …



@4778

7 years 
wehart 
Many fixes to CBC plugin…



@4772

7 years 
wehart 
More graceful handling of solver results when nonoptimal
solution status …



@4770

7 years 
jdsiiro 
Fix for iteration over variables in CPLEX warm start.



@4769

7 years 
jdsiiro 
Fix for iteration over variable indices.



@4767

7 years 
jdsiiro 
Overhaul of CPLEX Direct interface to
 work with the new SymbolMap?
 …



@4766

7 years 
jdsiiro 
Fixing warm starting CPLEX (when run with LP files).



@4760

7 years 
wehart 
Adding a print statement when solvers are not available.



@4753

7 years 
wehart 
Adding more explicit printing of errors when an exception occurs.



@4746

7 years 
wehart 
Adding an option in the Pyomo testdriver to specify additional options …



@4704

7 years 
zbfried 
Updated CPLEX direct interface to work with SymbolMap?



@4686

7 years 
wehart 
Perform solver tests outside of the try/except block.



@4658

7 years 
jwatson 
Improving error message when exception is thrown.



@4655

7 years 
gabeh 
Fixed a bug in glpk_direct.py where returned objective value is given the …



@4652

7 years 
gabeh 
Set all sos capabilities to False in GLPK.py



@4651

7 years 
gabeh 
Set all sos capabilities to False in glpk_file.py



@4650

7 years 
gabeh 
Set all sos capabilities to False in glpk_direct.py



@4643

7 years 
wehart 
Adding support for memory profiling.



@4637

7 years 
jwatson 
Fixing typo bug in GUROBI direct interface. Wasn't/isn't being exposed on …



@4632

7 years 
gabeh 
Edited gurobi_direct to check for 'keepFiles' kwd.



@4631

7 years 
gabeh 
Edited CPLEXDirect presolve to check for 'keepFiles' kwd.



@4630

7 years 
gabeh 
Modified gurobi_direct.py so that logfile is written when keepfiles is …



@4629

7 years 
gabeh 
Modified CPLEXDirect.py so that logfile is written when keepfiles is True.



@4626

7 years 
zbfried 
Reverted changes in CPLEX.py  fixed in runbenders instead



@4625

7 years 
zbfried 
Fixed "Variable=Make does not have an attribute defined with name=Lrc" …



@4624

7 years 
gabeh 
Updated CPLEXDirect.py to handle 'write' solver option.



@4598

7 years 
zbfried 
Added support for sending solver options to gurobi python interface, …



@4597

7 years 
zbfried 
Added support for sending options to CPLEX python interface, as well as …



@4576

7 years 
wehart 
Misc rework of pyomo test logic.



@4573

7 years 
wehart 
Restructuring tester a bit.



@4570

7 years 
wehart 
Update to provide stronger management of solver constructor failures.



@4567

7 years 
jdsiiro 
Updating the MockMIP driver to deterministically prefer .sol over .soln …



@4561

7 years 
gabeh 
Reverted changes to test_asl.py. The test was originally correct.



@4558

7 years 
gabeh 
Modifed test_asl.py, tests were labled wrong. Tests for mock solvers were …



@4556

7 years 
zbfried 
Changed logic so ipopt baselines won't be changed if using ipopt ver 3.9.3



@4555

7 years 
zbfried 
Fixed the issue with ipopt tests failing because of different solver …



@4551

7 years 
zbfried 
Fixed bug where CPLEX python interface would crash with an objective with …



@4541

7 years 
zbfried 
Rearranged gurobi_direct.py to make objective actually recognized



@4540

7 years 
zbfried 
Fixed bug that made gurobi python interface completely broken



@4533

7 years 
zbfried 
Fixed addTerms in gurobi direct interface



@4531

7 years 
zbfried 
Cleaned up CPLEX direct interface
Added support for quadratic objectives …



@4480

7 years 
zbfried 
CPLEX Direct interface now doesn't crash when CPLEX returns infeasible in …



@4474

7 years 
zbfried 
CPLEX python direct interface now returns solution status (optimal, …



@4468

7 years 
zbfried 
Fixed bug where ASL solvers wouldn't clean up .sol files after execution



@4462

7 years 
gabeh 
Removed unnecessary sos debug code from gurobi_direct.py



@4461

7 years 
gabeh 
Added support for sos1 and sos2 constraints to the gurobi python interface …



@4460

7 years 
zbfried 
Ducttape patch to allow passing of solver options to ASL solvers that …



@4459

7 years 
zbfried 
Quadratic constraints now work in the CPLEX direct python interface!



@4458

7 years 
gabeh 
Added support for sos1 and sos2 constraints to python interface for cplex …



@4457

7 years 
zbfried 
Quadratic objective functions supported in CPLEX Python interface  still …



@4454

7 years 
gabeh 
Added sosn capability to mirror the lp writer.



@4453

7 years 
gabeh 
'Set sos1 and sos2 capabilities to True.'



@4415

7 years 
tekl 
Update baselines for cplex, cbc tests



@4412

7 years 
jwatson 
More CPLEX diagnostic improvements.



@4411

7 years 
jwatson 
Further improvements to CPLEX infeasibility detection logic.



@4409

7 years 
jwatson 
Fixing CPLEX plugin issue when dual simplex indicates an infeasibility.



@4408

7 years 
jwatson 
Fixing CPLEX termination status issue in results objects  "unknown" was …



@4322

7 years 
tekl 
Check for existence of glpsol before using it for version check



@4321

7 years 
tekl 
Skip failing MIP test for GLPK 4.40  known bug



@4306

7 years 
jdsiiro 
Fix to the CBC plugin configuration so that it does not *always* report
an …



@4285

7 years 
tekl 
Implement del for memory cleanup



@4274

7 years 
wehart 
Tagging coopr.plugins 2.7.1



@4259

7 years 
wehart 
Documentation updates.



@4257

7 years 
wehart 
Extending GUROBI plugin to determine the upper bound (when minimizing)



@4201

7 years 
jwatson 
Tagging coopr.plugins 2.7



@4196

7 years 
claird 
added parsing of INTEGER EMPTY status from GLPK


