betterspy 0.1.6

Show sparsity patterns of sparse matrices

betterspy

Show sparsity patterns of sparse matrices or write them to image files.

Example:

import betterspy
from scipy import sparse

A = sparse.rand(20, 20, density=0.1)

# betterspy.plot()
# set attributes on gca()
# plt.show()
# or directly

betterspy.show(A)

betterspy.write_png(
    "out.png",
    A,
    # border_width=2,
    # border_color="red",
    # colormap="viridis"
)

no colormap	viridis

There is a command-line tool that can be used to show matrix-market or Harwell-Boeing files:

betterspy msc00726.mtx [out.png]

See betterspy -h for all options.

Gallery

bp_200	bp_600	Chebyshev2

orani678	rajat19	rdb1250l

rdb3200l	west0989	west1505

Installation

betterspy is available from the Python Package Index, so simply do

pip install betterspy

to install.

License

This software is published under the GPLv3 license.