fix: metrics not being returned from executors (#1443)

whoops

fix: resave xgboost test file in the newer `ubj` binary format. (#1438)

resave xgboost file

feat: add checkpointing functionality to coffea.processor.Runner (#1420)

* add checkpointing functionality to coffea.processor.Runner

* fix annotation

* add test

* add check to 'save' step

* improve the LocalCheckpointer logic a bit

* improve test to not rerun preprocessing everytime

* use fsspec for load/save

* 'LocalCheckpointer' -> 'SimpleCheckpointer'

* switch to fsspec path checking

* switch to rich print

* test with fsspec to be able to to offline tests on remote storages

* do not re-open open paths

* we don't need the token

---------

Co-authored-by: Iason Krommydas <[email protected]>
Co-authored-by: Lindsey Gray <[email protected]>

chore: pin awkward to 2.8.9 (#1419)

pin awkward to 2.8.9

chore: make missing `ndcctools.taskvine` warning not appear on genera…

…l coffea import (#1378)

make ndcctools.taskvine print not appear at general coffea import

fix: backport "finally fix `doublecrystalball` for good" (#1377)

* actually check for apply_where import

* check for ModuleNotFoundError too

* missing return statement here

* missing normalization and import typo

chore: make fsspec-xrootd an optional dependency and pin it to v0.5.1 (…

…#1374)

make fsspec-xrootd optional

feat: pass `iteritems_options` through executors (#1371)

* document iteritems_options in factory

* allow iteritems_options in executors

fix: error when delayed kwarg is used in nanoevents (#1367)

Merge pull request #1360 from btovar/taskvine_executor

feat: taskvine executor for new coffea