Jovan Veljanoski

Credit to Hotaru which discovered this problem and alerted us via Slack. If a name has a math symbol (like a minus sigh) it sometimes causes problems. This PR exposes...

This issue could in partly due to `count` something being buggy when handling arrow data that has missing values. Not sure tho, but there are tests implemented that cover these...

Closes: https://github.com/vaexio/vaex/issues/2071 Checklist: - [x] Make unit-tests - [ ] Make tests pass

Rather different compilation times when PyMC is installed from pip and from conda-forge

2

Hello, I am not sure if this is a bug, but perhaps a peculiar behavior that I'd like to report. Over the past few weeks I noticed this: compiling a...

maintenance vaex-ml

2

Update vaex-ml to follow the APIs specs of xgboost, lightgbm given some recent changes in their new major version releases.

Chore: remove deprecated method (fixes docs)

1

Proposal: since we are soon moving to a new major version, I propose we remove some of the deprecated methods, like `label_encode`, especially since there are methods superseding them (`ordinal_encode`...

Fix: datetime64 arithmetics with a constant

1

This PR enables the subtraction a datetime64 expression from a constant np.datetime64 values. Note: the reverse works, i.e. subtracting a constant np.datetime64 value from a datetime expression works well. The...

Fix: various improvements related to string columns.

1

This PR fixes several (hopefully) small issues that pop up when using string columns with vaex, now that it is primarily arrow based. List of new / updated unit tests:...

feature request: predict on unseen data

1

Hi, First of all, good job! Looks like a simple yet potentially effective algorithm. It would be great to get the `.predict` method to work on unseen data, to classify...