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vaexio / vaex

Out-of-Core hybrid Apache Arrow/NumPy DataFrame for Python, ML, visualization and exploration of big tabular data at a billion rows per second 🚀
https://vaex.io
MIT License
8.28k stars 590 forks source link

fix: df.extract() was not thread safe #2182

Closed maartenbreddels closed 2 years ago

maartenbreddels commented 2 years ago

This caused errors like: "NameError: name 'filter' is not defined"

This happened before we checked in we had a filter, and then removed the filter in a non-atomic way.

maartenbreddels commented 2 years ago

Fixes #2115