How to use the hendrics.io.load_events_and_gtis function in hendrics

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github StingraySoftware / dave / src / main / python / utils / dave_reader.py View on Github external
header, header_comments = get_header(hdulist, hduname)

    # Closes the FITS file, further file data reads will be done via Stingray
    hdulist.close()

    # Prepares additional_columns
    additional_columns = []
    for i in range(len(columns)):
        if columns[i] != column:
            if len(extra_colums) == 0 or columns[i] in extra_colums:
                additional_columns.append(columns[i])

    # Reads fits data
    logging.debug("Reading Events Fits columns's data")
    fits_data = load_events_and_gtis(destination,
                                     additional_columns=additional_columns,
                                     gtistring=gtistring,
                                     hduname=hduname, column=column)

    event_list, events_start_time = substract_tstart_from_events(fits_data, time_offset)

    # Gets PI column data from eventlist if requiered and PHA not in additional_data
    if "PI" in additional_columns \
        and "PI" not in fits_data.additional_data \
        and "PHA" not in fits_data.additional_data:
        fits_data.additional_data["PI"] = event_list.pi

    dataset = DataSet.get_dataset_applying_gtis(dsId, header, header_comments,
                                                fits_data.additional_data, [],
                                                event_list.time, [],
                                                event_list.gti[:, 0], event_list.gti[:, 1],
github StingraySoftware / dave / src / main / python / utils / dave_reader.py View on Github external
if not destination:
        return None

    filename = os.path.splitext(destination)[0]
    file_extension = magic.from_file(destination)
    logging.debug("File extension: %s" % file_extension)

    if file_extension.find("FITS") == 0:

        # Opening Fits
        hdulist = fits.open(destination, memmap=True)

        if 'EVENTS' in hdulist:
            # If EVENTS extension found, consider the Fits as EVENTS Fits
            fits_data = load_events_and_gtis(destination,
                                             additional_columns=['PI', "PHA"],
                                             gtistring=CONFIG.GTI_STRING,
                                             hduname='EVENTS', column=CONFIG.TIME_COLUMN)
            return substract_tstart_from_events(fits_data, time_offset)

        elif 'RATE' in hdulist:
            # If RATE extension found, consider the Fits as LIGHTCURVE Fits
            # Reads the lightcurve with hendrics
            outfile = lcurve_from_fits(destination, gtistring=get_hdu_string_from_hdulist(CONFIG.GTI_STRING, hdulist),
                                     timecolumn=CONFIG.TIME_COLUMN, ratecolumn=None, ratehdu=1,
                                     fracexp_limit=CONFIG.FRACEXP_LIMIT)[0]
            return substract_tstart_from_lcurve(load_lcurve(outfile), time_offset)

        else:
            logging.error("Unsupported FITS type!")

hendrics

"High ENergy Data Reduction Interface from the Command Shell"

BSD-2-Clause
Latest version published 13 days ago

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