imageutils.py 文件源码

def get_header_keyword_list(fits_file,
                            keyword_list,
                            ext=0):

    hdulist = pyfits.open(fits_file)

    out_dict = {}

    for keyword in keyword_list:

        if keyword in hdulist[ext].header:
            out_dict[keyword] = hdulist[ext].header[keyword]
        else:
            out_dict[keyword] = None

    hdulist.close()
    return out_dict


## IMAGE SCALING FUNCTIONS ##