Niels Bantilan

thanks for the update @nk4456542, totally understand what it's like to be at a startup 👍

@melvinkokxw thanks for the PR! will look into the nox-conda make target

hi @apmorton thanks for the benchmarks. Yes! It's time to optimize this. One approach is to use lazy module loading, similar to how `flytekit` does it for optional dependencies (i'm...

Can repro this on macos: ``` ❯ /usr/bin/time -l python -c 'import pandera' 2>&1 1.80 real 4.17 user 2.46 sys 215072768 maximum resident set size 0 average shared memory size...

@apmorton Okay, so changes to the way [imports work](https://github.com/unionai-oss/pandera/pull/1690) have shaved down some of the import time by a little more than half and memory usage by a little less...

Created #1753, which refactors the import structure so that optional dependencies are not imported in the top-level pandera import execution path. There's still a little bit of a difference, but...

thanks @bustosalex1 ! failing test doesn't seem to be related to this PR, merging now

@kykyi feel free to create a separate PR for the bugfix

also, @masayang would you mind following the instructions here for the DCO tests to pass? https://github.com/src-d/guide/blob/master/developer-community/fix-DCO.md

@kumare3 isn't this necessary for gradual typing that serializes as pickle (at least for Python)?