problem.getcolinfo
problem.getcolinfo |
Purpose
Get current column information.
Synopsis
problem.getcolinfo(infotype, colindex)
Arguments
|
InfoType
|
Type of information (see below)
|
|
ColIndex
|
Column (i.e.
xpress.var object, index, or name) whose information is to be handled
|
|
Info
|
Address of information to be set or retrieved
|
Further information
If the data is not available, the type of the returned Info is set to None.
The following constants are provided for column information handling:
- xpress.colinfo_value
- Get the current value of the column
- xpress.colinfo_rdj
- Get the current reduced cost of the column
- xpress.colinfo_deltaindex
- Get the delta variable index associated to the column
- xpress.colinfo_delta
- Get the delta value (change since previous value) of the column
- xpress.colinfo_deltadj
- Get the delta variables reduced cost
- xpress.colinfo_updaterow
- Get the index of the update (or step bound) row associated to the column
- xpress.colinfo_sb
- Get the step bound on the variable
- xpress.colinfo_sbdual
- Get the dual multiplier of the step bound row for the variable