polars.DataFrame.n_chunks#
- DataFrame.n_chunks(strategy: Literal['first', 'all'] = 'first') int | list[int] [source]#
Get number of chunks used by the ChunkedArrays of this DataFrame.
- Parameters:
- strategy{‘first’, ‘all’}
Return the number of chunks of the ‘first’ column, or ‘all’ columns in this DataFrame.
Examples
>>> df = pl.DataFrame( ... { ... "a": [1, 2, 3, 4], ... "b": [0.5, 4, 10, 13], ... "c": [True, True, False, True], ... } ... ) >>> df.n_chunks() 1 >>> df.n_chunks(strategy="all") [1, 1, 1]