Expose GTP special values via gp.SpecialValues
Fix NEOS bug when the previous workfile comes from another backend.
Optimize read function of Container by assigning the symbols’ attributes directly while casting.
Remove autogenerated variable and equation from Container after each solve.
Recover dirty and modified states if the write is invoked by the user.
Do not expose cast_to_gamspy to user.
Abstract backends to allow easier extension.
Add compress, mode, eps_to_zero arguments to write
Add load_records, mode, and encoding arguments to read
Fix Variable attribute assignments in user guide.
Add more examples in docstrings.
Add docs for collecting the results of non-blocking NEOS Server solves.
Test the special value usage in assignments for Parameter, ImplicitParameter and Operation (Sum, Smax, Smin, Product).
Add hansmpsge model to the model library.
Add tests for the new arguments of write
Add tests for the new arguments of read