datascience.tables.Table.take

Table.take()

Return a new Table with selected rows taken by index.

Args:

row_indices_or_slice (integer or array of integers): The row index, list of row indices or a slice of row indices to be selected.

Returns:

A new instance of Table with selected rows in order corresponding to row_indices_or_slice.

Raises:

IndexError, if any row_indices_or_slice is out of bounds with respect to column length.

>>> grades = Table().with_columns('letter grade',
...     make_array('A+', 'A', 'A-', 'B+', 'B', 'B-'),
...     'gpa', make_array(4, 4, 3.7, 3.3, 3, 2.7))
>>> grades
letter grade | gpa
A+           | 4
A            | 4
A-           | 3.7
B+           | 3.3
B            | 3
B-           | 2.7
>>> grades.take(0)
letter grade | gpa
A+           | 4
>>> grades.take(-1)
letter grade | gpa
B-           | 2.7
>>> grades.take(make_array(2, 1, 0))
letter grade | gpa
A-           | 3.7
A            | 4
A+           | 4
>>> grades.take[:3]
letter grade | gpa
A+           | 4
A            | 4
A-           | 3.7
>>> grades.take(np.arange(0,3))
letter grade | gpa
A+           | 4
A            | 4
A-           | 3.7
>>> grades.take(0, 2)
letter grade | gpa
A+           | 4
A-           | 3.7
>>> grades.take(10)
Traceback (most recent call last):
    ...
IndexError: index 10 is out of bounds for axis 0 with size 6