First n rows of the dataset Parameters ---------- n : int, optional The number of rows to return. Default is 5. npartitions : int, optional Elements are only taken from the first ``npartitions``, with a default of 1. If there are f
(self, n: int = 5, npartitions=1, compute: bool = True)
| 679 | return new_collection(expr.ResetIndex(self, drop)) |
| 680 | |
| 681 | def head(self, n: int = 5, npartitions=1, compute: bool = True): |
| 682 | """First n rows of the dataset |
| 683 | |
| 684 | Parameters |
| 685 | ---------- |
| 686 | n : int, optional |
| 687 | The number of rows to return. Default is 5. |
| 688 | npartitions : int, optional |
| 689 | Elements are only taken from the first ``npartitions``, with a |
| 690 | default of 1. If there are fewer than ``n`` rows in the first |
| 691 | ``npartitions`` a warning will be raised and any found rows |
| 692 | returned. Pass -1 to use all partitions. |
| 693 | compute : bool, optional |
| 694 | Whether to compute the result, default is True. |
| 695 | """ |
| 696 | out = new_collection(expr.Head(self, n=n, npartitions=npartitions)) |
| 697 | if compute: |
| 698 | out = out.compute() |
| 699 | return out |
| 700 | |
| 701 | def tail(self, n: int = 5, compute: bool = True): |
| 702 | """Last n rows of the dataset |
nothing calls this directly
no test coverage detected