healpy.fitsfunc.write_cl

healpy.fitsfunc.write_cl(filename, cl, dtype=None, overwrite=False, column_names=None, extra_header=())

Writes Cl into a healpix file, as IDL cl2fits.

Parameters:

filenamestr

the fits file name

clarray

the cl array to write to file

dtypenp.dtype (optional)

The datatype in which the columns will be stored. If not supplied, the dtype of the input cl will be used. This changed in healpy 1.15.0, in previous versions, cl by default were saved in float64.

overwritebool, optional

If True, existing file is silently overwritten. Otherwise trying to write an existing file raises an OSError.

column_namesstr or list, optional

Column name or list of column names. If None, uses default names: [“TEMPERATURE”, “GRADIENT”, “CURL”, “G-T”, “C-T”, “C-G”] for the first 6 columns, and “COLUMN_N” for columns beyond 6.

extra_headerlist, optional

Extra records to add to FITS header.