MatrixBlock

class sherpa.astro.io.types.MatrixBlock(name: str, header: Header, columns: list[Column])

Bases: TableBlock

Represent the MATRIX block of a RMF.

This ensures that the columns ENERG_LO, ENERG_HI, N_GRP, F_CHAN, N_CHAN, and MATRIX exist. It currently does not enforce any header settings.

Attributes Summary

columns	The column data.
name	The name of the HDU (case insensitive)
header	The header values

Methods Summary

get(colname)	Return the column (case insensitive) if it exists.
rget(colname)	Return a required column (case insensitive).

Attributes Documentation

columns: list[Column]

The column data. This list must not be empty.

name: str

The name of the HDU (case insensitive)

header: Header

The header values

Methods Documentation

get(colname: str) → Column | None

Return the column (case insensitive) if it exists.

rget(colname: str) → Column

Return a required column (case insensitive).

Raise a ValueError if colname does not exist.