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Showing posts with the label Dask

Add A Unique Identifier In A New Column Until A Condition Met On Another Column

I have a dask dataframe with npartition=8, here is the snapshot of the data: id1 id2 … Read more Add A Unique Identifier In A New Column Until A Condition Met On Another Column

Apply Function Along Time Dimension Of Xarray

I have an image stack stored in an XArray DataArray with dimensions time, x, y on which I'd lik… Read more Apply Function Along Time Dimension Of Xarray

Error Reading An Uploaded Csv Using Dask In Django: 'inmemoryuploadedfile' Object Has No Attribute 'startswith'

I'm building a Django app that enables users to upload a CSV via a form using a FormField. Once… Read more Error Reading An Uploaded Csv Using Dask In Django: 'inmemoryuploadedfile' Object Has No Attribute 'startswith'

Dask Persist Behavior Inconsistent

I found weird behavior with dask persist, if I comment out this line # client = Client(memory_… Read more Dask Persist Behavior Inconsistent

Process Dask Dataframe By Chunks Of Rows

I have a dask dataframe created using chunks of a certain blocksize: df = dd.read_csv(filepath, blo… Read more Process Dask Dataframe By Chunks Of Rows

Dask Dashboard Not Starting When Starting Scheduler With Api

I've set up a distributed system using dask. When I start the scheduler using the Python API, t… Read more Dask Dashboard Not Starting When Starting Scheduler With Api

Dask: Jobs On Multiple Nodes With One Worker, Run On One Node Only

I am trying to process some files using a python function and would like to parallelize the task on… Read more Dask: Jobs On Multiple Nodes With One Worker, Run On One Node Only

Dask Broadcast Not Available During Compute Graph

I am experimenting with Dask and want to ship a lookup pandas.DataFrame to all worker nodes. Unfort… Read more Dask Broadcast Not Available During Compute Graph