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Separately profile cached and uncached lookup performance. #279

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Feb 21, 2021
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6 changes: 6 additions & 0 deletions tox.ini
Original file line number Diff line number Diff line change
Expand Up @@ -38,8 +38,14 @@ use_develop = False
deps =
ipython
commands =
python -m 'print("Simple discovery performance")'
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python -m timeit -s 'import importlib_metadata' -- 'importlib_metadata.distribution("ipython")'
python -m 'print("Entry point discovery performance")'
python -m timeit -s 'import importlib_metadata' -- 'importlib_metadata.entry_points()'
python -c 'print("Cached lookup performance")'
python -m timeit -s 'import importlib_metadata; importlib_metadata.distribution("ipython")' -- 'importlib_metadata.distribution("ipython")'
python -c 'print("Uncached lookup performance")'
python -m timeit -s 'import importlib, importlib_metadata' -- 'importlib.invalidate_caches(); importlib_metadata.distribution("ipython")'

[testenv:release]
skip_install = True
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