scipy.io.mmwrite

scipy.io.mmwrite(target, a, comment='', field=None, precision=None)

Writes the sparse or dense array a to a Matrix Market formatted file.

Parameters:

target : file

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

a : array like

Sparse or dense 2D array

comment : str, optional

comments to be prepended to the Matrix Market file

field : None or str, optional

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

precision : None or int, optional

Number of digits to display for real or complex values.