csc_matrix.py

Define the CSCmatrix class.

class openmdao.matrices.csc_matrix.CSCMatrix(submats)

Bases: COOMatrix

Sparse matrix in Compressed Col Storage format.

Parameters:

submatsdict

Dictionary of sub-jacobian data keyed by (row_name, col_name).

__init__(submats)

Initialize all attributes.

dump(msginfo)

Dump the matrix to stdout.

Parameters:

msginfostr

Message info.

todense()

Return a dense version of the matrix.

Returns:

ndarray

Dense array representation of the matrix.

transpose()

Transpose the matrix.

Returns:

csr_matrix

Transposed matrix.