PySCIPOpt
Python Interface to the SCIP Optimization Suite
Public Member Functions | Static Public Attributes | List of all members
Row Class Reference

Public Member Functions

def getLhs (self)
 
def getRhs (self)
 
def getConstant (self)
 
def getLPPos (self)
 
def getBasisStatus (self)
 
def isIntegral (self)
 
def isModifiable (self)
 
def getNNonz (self)
 
def getNLPNonz (self)
 
def getCols (self)
 
def getVals (self)
 

Static Public Attributes

 row = Row()
 

Detailed Description

Base class holding a pointer to corresponding SCIP_ROW

Definition at line 329 of file scip.pyx.

Member Function Documentation

def getBasisStatus (   self) 
gets the basis status of a row in the LP solution, Note: returns basis status `basic` for rows not in the current SCIP LP

Definition at line 355 of file scip.pyx.

References SCIP_Cut.row, SCIP_EventRowAddedSepa.row, SCIP_EventRowDeletedSepa.row, SCIP_EventRowSideChanged.row, SCIP_EventRowDeletedLP.row, SCIP_EventRowConstChanged.row, SCIP_EventRowCoefChanged.row, SCIP_EventRowAddedLP.row, Row.row, and SCIProwGetBasisStatus().

def getCols (   self) 
gets list with columns of nonzero entries

Definition at line 386 of file scip.pyx.

References Row.getNNonz(), SCIP_EventRowCoefChanged.row, SCIP_Cut.row, SCIP_EventRowDeletedSepa.row, SCIP_EventRowSideChanged.row, SCIP_EventRowDeletedLP.row, SCIP_EventRowConstChanged.row, SCIP_EventRowAddedSepa.row, SCIP_EventRowAddedLP.row, Row.row, and SCIProwGetCols().

def getConstant (   self) 
gets constant shift of row

Definition at line 347 of file scip.pyx.

References SCIP_Cut.row, SCIP_EventRowAddedSepa.row, SCIP_EventRowDeletedSepa.row, SCIP_EventRowSideChanged.row, SCIP_EventRowDeletedLP.row, SCIP_EventRowConstChanged.row, SCIP_EventRowCoefChanged.row, SCIP_EventRowAddedLP.row, Row.row, and SCIProwGetConstant().

def getLhs (   self) 
returns the left hand side of row

Definition at line 339 of file scip.pyx.

References SCIP_Cut.row, SCIP_EventRowAddedSepa.row, SCIP_EventRowDeletedSepa.row, SCIP_EventRowSideChanged.row, SCIP_EventRowDeletedLP.row, SCIP_EventRowConstChanged.row, SCIP_EventRowCoefChanged.row, SCIP_EventRowAddedLP.row, Row.row, and SCIProwGetLhs().

def getLPPos (   self) 
gets position of row in current LP, or -1 if it is not in LP

Definition at line 351 of file scip.pyx.

References SCIP_Cut.row, SCIP_EventRowAddedSepa.row, SCIP_EventRowDeletedSepa.row, SCIP_EventRowSideChanged.row, SCIP_EventRowDeletedLP.row, SCIP_EventRowConstChanged.row, SCIP_EventRowCoefChanged.row, SCIP_EventRowAddedLP.row, Row.row, and SCIProwGetLPPos().

def getNLPNonz (   self) 
get number of nonzero entries in row vector that correspond to columns currently in the SCIP LP

Definition at line 382 of file scip.pyx.

References SCIP_Cut.row, SCIP_EventRowAddedSepa.row, SCIP_EventRowDeletedSepa.row, SCIP_EventRowSideChanged.row, SCIP_EventRowDeletedLP.row, SCIP_EventRowConstChanged.row, SCIP_EventRowCoefChanged.row, SCIP_EventRowAddedLP.row, Row.row, and SCIProwGetNLPNonz().

def getNNonz (   self) 
get number of nonzero entries in row vector

Definition at line 378 of file scip.pyx.

References SCIP_Cut.row, SCIP_EventRowAddedSepa.row, SCIP_EventRowDeletedSepa.row, SCIP_EventRowSideChanged.row, SCIP_EventRowDeletedLP.row, SCIP_EventRowConstChanged.row, SCIP_EventRowCoefChanged.row, SCIP_EventRowAddedLP.row, Row.row, and SCIProwGetNNonz().

def getRhs (   self) 
returns the right hand side of row

Definition at line 343 of file scip.pyx.

References SCIP_Cut.row, SCIP_EventRowAddedSepa.row, SCIP_EventRowDeletedSepa.row, SCIP_EventRowSideChanged.row, SCIP_EventRowDeletedLP.row, SCIP_EventRowConstChanged.row, SCIP_EventRowCoefChanged.row, SCIP_EventRowAddedLP.row, Row.row, and SCIProwGetRhs().

def getVals (   self) 
gets list with coefficients of nonzero entries

Definition at line 391 of file scip.pyx.

References Row.getNNonz(), SCIP_EventRowCoefChanged.row, SCIP_Cut.row, SCIP_EventRowDeletedSepa.row, SCIP_EventRowSideChanged.row, SCIP_EventRowDeletedLP.row, SCIP_EventRowConstChanged.row, SCIP_EventRowAddedSepa.row, SCIP_EventRowAddedLP.row, Row.row, and SCIProwGetVals().

def isIntegral (   self) 
returns TRUE iff the activity of the row (without the row's constant) is always integral in a feasible solution

Definition at line 370 of file scip.pyx.

References SCIP_Cut.row, SCIP_EventRowAddedSepa.row, SCIP_EventRowDeletedSepa.row, SCIP_EventRowSideChanged.row, SCIP_EventRowDeletedLP.row, SCIP_EventRowConstChanged.row, SCIP_EventRowCoefChanged.row, SCIP_EventRowAddedLP.row, Row.row, and SCIProwIsIntegral().

def isModifiable (   self) 
returns TRUE iff row is modifiable during node processing (subject to column generation)

Definition at line 374 of file scip.pyx.

References SCIP_Cut.row, SCIP_EventRowAddedSepa.row, SCIP_EventRowDeletedSepa.row, SCIP_EventRowSideChanged.row, SCIP_EventRowDeletedLP.row, SCIP_EventRowConstChanged.row, SCIP_EventRowCoefChanged.row, SCIP_EventRowAddedLP.row, Row.row, and SCIProwIsModifiable().

The documentation for this class was generated from the following file: