3 ms·If you're storing tons of numbers you might consider scientific formats like HDF5, ROOT or FITS.by cozzyd 8y agoIf you're storing tons of numbers you might consider scientific formats like HDF5, ROOT or FITS.pletnes 8y agoAdd netcdf4, which builds upon hdf5.cozzyd 8y agoAh yes! I've actually used it before (to read in atmospheric data) but I couldn't remember the name.