ignore2d_image

sherpa.astro.ui.ignore2d_image(ids=None)

Exclude pixels using the region defined in the image viewer.

Exclude points that lie within the region defined in the image viewer.

Changed in version 4.15.0: The change in the filter is now reported for the dataset.

Parameters

ids (int or str, or sequence of int or str, optional) – The data set, or sets, to ignore. If None (the default) then the default identifier is used, as returned by get_default_id.

See also

ignore2d

Exclude a spatial region from an image.

notice2d

Include a spatial region of an image.

notice2d_image

Include pixels using the region defined in the image viewer.

set_coord

Set the coordinate system to use for image analysis.

Notes

The region definition is converted into the coordinate system relevant to the data set before it is applied.

Examples

Use the region in the image viewer to ignore points from the default data set.

>>> ignore2d_image()

Ignore points in the data set labelled “2”.

>>> ignore2d_image(2)

Ignore points in data sets “src” and “bg”.

>>> ignore2d_image(["src", "bg"])