James Bourbeau

@ian-r-rose's mentioned he's going to take a detailed look at this PR (also just FYI @rjzamora is OOO this week)

Woo -- great work @rjzamora @ian-r-rose

Thanks @jsignell @scharlottej13. Since we've only seen this on a Python 3.7 build, which we don't support anymore, I'm going to close this issue for now and we can re-open...

@pavithraes I know your work day is almost over -- @ncclementi do you have bandwidth to look into this?

Ended up pinning `werkzeug` over in https://github.com/dask/dask/pull/9325 (there are more details in the PR). Going to keep this issue open as a reminder to removing the package pinning

Thanks @ncclementi @ian-r-rose

Thanks for surfacing @galipremsagar. Looking at those `conda list` outputs, the thing that stands out to me is (in the failing case) `dask` and `dask-core` are being installed from different...

I believe this is closed by https://github.com/dask/distributed/pull/6862, https://github.com/conda-forge/dask-feedstock/pull/190, and https://github.com/conda-forge/distributed-feedstock/pull/217. @galipremsagar I'm going to close this issue, but feel free to re-open if you're still experiencing this issue

Thanks @dustinwerran2 @geraninam

I'm able to consistently reproduce this failure locally using `pytest-repeat` and `pytest-xdist` with ``` pytest dask/tests/test_distributed.py::test_blockwise_concatenate -n 10 --count=100 -x ``` With the changes in https://github.com/dask/distributed/pull/6856, I was able to...