select

pydiverse.transform.select(*cols: Col | ColName | str) → Pipeable

Selects a subset of columns.

Parameters:

cols – The columns to be included in the resulting table.

Examples

>>> t = pdt.Table({"a": [3, 2, 6, 4], "b": ["lll", "g", "u0", "__**_"]})
>>> t >> select(t.a) >> show()
shape: (4, 1)
┌─────┐
│ a   │
│ --- │
│ i64 │
╞═════╡
│ 3   │
│ 2   │
│ 6   │
│ 4   │
└─────┘