skbio.table.Table.ids#
- Table.ids(axis='sample')[source]#
Return the ids along the given axis
- Parameters:
- axis{‘sample’, ‘observation’}, optional
Axis to return ids from. Defaults to ‘sample’
- Returns:
- 1-D numpy array
The ids along the given axis
- Raises:
- UnknownAxisError
If provided an unrecognized axis.
Examples
>>> import numpy as np >>> from biom.table import Table
Create a 2x3 BIOM table:
>>> data = np.asarray([[0, 0, 1], [1, 3, 42]]) >>> table = Table(data, ['O1', 'O2'], ['S1', 'S2', 'S3'])
Get the ids along the observation axis:
>>> print(table.ids(axis='observation')) ['O1' 'O2']
Get the ids along the sample axis:
>>> print(table.ids()) ['S1' 'S2' 'S3']