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mongo/buildscripts/cost_model
Juan Gu 7209d62b77 SERVER-99522 Delete dead py linters (#31760)
GitOrigin-RevId: 3aedfa559dda734d4d89fefe0fe1154a5a3cf04d
2025-04-09 19:33:45 +00:00
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Cost Model Calibrator

Python virtual environment

The following assumes you are using python from the MongoDB toolchain.

/opt/mongodbtoolchain/v4/bin/python3

Getting started

(mongo-python3) deactivate  # only if you have another python env activated
sh> /opt/mongodbtoolchain/v4/bin/python3 -m venv cm  # create new env
sh> source cm/bin/activate  # activate new env
(cm) python -m pip install -r requirements.txt  # install required packages
(cm) python start.py  # run the calibrator
(cm) deactivate  # back to bash
sh>

Install new packages

(cm) python -m pip install <package_name>     # install <package_name>
(cm) python -m pip freeze > requirements.txt  # do not forget to update requirements.txt