save_arrays

sherpa.astro.ui.save_arrays(filename, args, fields=None, ascii=True, clobber=False) → None

Write a list of arrays to a file.

Parameters:

filenamestr

The name of the file to write the array to.

argsarray of arrays

The arrays to write out.

fieldsarray of str

The column names (should match the size of args).

asciibool, optional

If False then the data is written as a FITS format binary table. The default is True. The exact format of the output file depends on the I/O library in use (Crates or AstroPy).

clobberbool, optional

This flag controls whether an existing file can be overwritten (True) or if it raises an exception (False, the default setting).

Raises:

sherpa.utils.err.IOErr

If filename already exists and clobber is False.

See also

save_data

Save the data to a file.

save_image

Save the pixel values of a 2D data set to a file.

save_table

Save a data set to a file as a table.

Examples

Write the x and y columns from the default data set to the file ‘src.dat’:

>>> x = get_indep()
>>> y = get_dep()
>>> save_arrays('src.dat', [x, y])

Use the column names “r” and “surbri” for the columns:

>>> save_arrays('prof.fits', [x,y], fields=["r", "surbri"],
...             ascii=False, clobber=True)