| | from functools import partial |
| |
|
| | from dask.callbacks import Callback |
| |
|
| | from .auto import tqdm as tqdm_auto |
| |
|
| | __author__ = {"github.com/": ["casperdcl"]} |
| | __all__ = ['TqdmCallback'] |
| |
|
| |
|
| | class TqdmCallback(Callback): |
| | """Dask callback for task progress.""" |
| | def __init__(self, start=None, pretask=None, tqdm_class=tqdm_auto, |
| | **tqdm_kwargs): |
| | """ |
| | Parameters |
| | ---------- |
| | tqdm_class : optional |
| | `tqdm` class to use for bars [default: `tqdm.auto.tqdm`]. |
| | tqdm_kwargs : optional |
| | Any other arguments used for all bars. |
| | """ |
| | super().__init__(start=start, pretask=pretask) |
| | if tqdm_kwargs: |
| | tqdm_class = partial(tqdm_class, **tqdm_kwargs) |
| | self.tqdm_class = tqdm_class |
| |
|
| | def _start_state(self, _, state): |
| | self.pbar = self.tqdm_class(total=sum( |
| | len(state[k]) for k in ['ready', 'waiting', 'running', 'finished'])) |
| |
|
| | def _posttask(self, *_, **__): |
| | self.pbar.update() |
| |
|
| | def _finish(self, *_, **__): |
| | self.pbar.close() |
| |
|
| | def display(self): |
| | """Displays in the current cell in Notebooks.""" |
| | container = getattr(self.bar, 'container', None) |
| | if container is None: |
| | return |
| | from .notebook import display |
| | display(container) |
| |
|
