list_data_ids

sherpa.astro.ui.list_data_ids() → list[IdType]

List the identifiers for the loaded data sets.

Returns:

ids – A list of the data set identifiers that have been created by commands like load_data and load_arrays.

Return type:

list of int or str

See also

delete_data

Delete a data set by identifier.

load_arrays

Create a data set from arrays of data.

load_data

Create a data set from a file.

Examples

In this case only one data set has been loaded:

>>> list_data_ids()
[1]

Two data sets have been loaded, using string identifiers:

>>> list_data_ids()
['nucleus', 'jet']