(du_pymc)= # Data Umbrella & PyMC ## Data Umbrella [Data Umbrella](https://www.dataumbrella.org/) is a global community for underrepresented persons in data science. It is a fiscally hosted project of Open Collective, a registered 501(c)(3) non-profit based in California, USA. Data Umbrella: organizes online speaker series on data science and open source, organizes sprints / hackathons, curates resources on inclusive practices. All levels are welcome, beginners and experts. [Data Umbrella on Open Collective](https://opencollective.com/data-umbrella) ## PyMC [PyMC](https://www.pymc.io) is a probabilistic programming package for Python that allows users to fit Bayesian models using a variety of numerical methods, most notably Markov chain Monte Carlo (MCMC) and variational inference (VI). Its flexibility and extensibility make it applicable to a large suite of problems. PyMC is a non-profit project under NumFOCUS. [PyMC on Open Collective](https://opencollective.com/pymc)