Wes McKinneyVerified account

@wesmckinn

Director of OSS not-for-profit focused on . Created pandas, . PMC. Wrote Python for Data Analysis.

Nashville, TN
wesmckinney.com
Joined February 2010
202 Photos and videos Photos and videos

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  1. Pinned Tweet
    Feb 20

    It's alive: A forum for discussions among developers of different open source data projects. If you are experienced with Discourse and want to help admin / configure / moderate to help this bootstrap let me know over DM.

    3 replies . 62 retweets 148 likes
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  2. 14 hours ago

    TIL hoarding/panic buying in German is called "Hamsterkauf" 🐹

    9 replies . 9 retweets 63 likes
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  3. Retweeted
    Apr 16

    I wrote some thoughts on why I think , Flight, Parquet and associated projects are a game changer for OLAP. But also for data science, data warehousing, and big data in general. Data is the API and Arrow makes it interoperable:

    5 replies . 46 retweets 144 likes
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  4. Apr 15

    On today’s episode of “Shitty Apocalypse” (Homemade mask c/o my mom)

    5 replies . 2 retweets 53 likes
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  5. Apr 15

    Dear friends: if you got stimulus money, and if it’s practical for you, please don’t send it to Jeff Bezos, spend it in your local community instead

    4 replies . 40 retweets 212 likes
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  6. Retweeted
    Apr 13

    Don't miss the interview with Wes McKinney (), one of our keynote speakers at , watch this video and know more about Wes. Watch and share!

    8 retweets 34 likes
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  7. Retweeted
    Apr 11

    So it’s only taken two years, but now has a Wikipedia page. Congratulations!

    1 reply . 13 retweets 67 likes
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  8. Apr 10

    A curious aspect of pytest maintainer exodus is that they are 2 out of 3 people being paid by Tidelift A quick look at the nature of the project's PR queue is enough to exhaust even a grizzled maintainer like me.

    I've also decided to leave for now
    2 replies . 6 retweets 10 likes
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  9. Retweeted
    Apr 9

    Getting very close to having zero-copy transport of scanner results from the tserver to -enabled clients via unix sockets, fd passing and memfds:

    1 reply . 2 retweets 34 likes
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  10. Apr 9

    More big performance wins for in the wild.

    Go faster button enabled! Connector for Version 2.6 Turbocharges Reads with ❄️
    4 retweets 21 likes
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  11. Apr 8

    Close quarters steam room conversation with Bruce Springsteen in Helsinki (in 2008)

    NIGHTLY QUESTION: what is the weirdest celebrity encounter you have ever had
    6 replies . 31 likes
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  12. Apr 8

    We are still discussing a __dataframe__ interchange interface for Python objects that is not coupled to pandas or another library. The idea is to be able to exchange data without forcing the use of a particular intermediate format More feedback welcome

    1 reply . 52 retweets 186 likes
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  13. Apr 7

    At Ursa Labs we've been investing a lot of time in protecting and Parquet C++ users from security issues and crashes from untrusted or invalid inputs. Read about how we've partnered with 's effort for Continuous Fuzzing

    1 reply . 6 retweets 39 likes
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  14. Retweeted
    Apr 6

    Nice writeup on using Drill in , and 🏹 with the assist

    If you need to work with a directory of similarly-structured files, and is a great combination!
    3 retweets 5 likes
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  15. Retweeted
    Apr 6

    A post on how monitors performance, and some tips for diagnosing performance regressions when they do occur.

    3 replies . 15 retweets 62 likes
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  16. Apr 6

    There are apparently a number of corporate-paid apartments in my building in Nashville. With current mass layoffs, people are correspondingly having to move out of their apartments. A grim sight

    1 reply . 1 retweet 41 likes
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  17. Apr 5

    I just made my own mask out of a t-shirt

    Somehow the government can produce a virtually unlimited amount of bombs for every possible situation but everyone has to make their own mask out of a t-shirt
    Show this thread
    1 reply . 4 retweets 31 likes
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  18. Retweeted
    Apr 3

    Got Kudu's python client working with the new columnar wire format and conversion to pyarrow. Nice perf results: single core reads 170M cells/sec with arrow vs 3.5M cells/sec with the old construct-a-tuple-per-row code path. New bottleneck is localhost TCP!

    3 replies . 7 retweets 80 likes
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  19. Retweeted
    Apr 3

    We're currently translating into 100+ languages and we need native speakers to proofread in their language as soon as possible. If you'd like to help, please reply with the language that you are a fluent/native writer in! h/t

    51 replies . 48 retweets 103 likes
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  20. Apr 2

    I don’t support the other networks, for the record. I just don’t think people should be making excuses for Sean Hannity because they hate Rachel Maddow. Or making excuses for Trump because they hate HRC.

    2 replies . 9 likes
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  21. Apr 2

    We're at a bizarre place in political discourse where right-winger's hatred of left-leaning news networks (CNN, MSNBC, etc.) is so intense that they're willing to forgive Fox hosts etc. for spreading disinformation that is literally getting people killed. Getting people killed.

    9 replies . 6 retweets 72 likes
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