SciPy

scipy.io.mminfo

scipy.io.mminfo(source)[source]

Return size and storage parameters from Matrix Market file-like ‘source’.

Parameters:

source : str or file-like

Matrix Market filename (extension .mtx) or open file-like object

Returns:

rows : int

Number of matrix rows.

cols : int

Number of matrix columns.

entries : int

Number of non-zero entries of a sparse matrix or rows*cols for a dense matrix.

format : str

Either ‘coordinate’ or ‘array’.

field : str

Either ‘real’, ‘complex’, ‘pattern’, or ‘integer’.

symmetry : str

Either ‘general’, ‘symmetric’, ‘skew-symmetric’, or ‘hermitian’.

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