Perf: lazy-load heavy modules to speed up 'import datajoint' on macOS#1325

sarpit2907 wants to merge 5 commits into

datajoint:masterdatajoint/datajoint-python:masterfrom

sarpit2907:perf/lazy-import-initsarpit2907/datajoint-python:perf/lazy-import-initCopy head branch name to clipboard