Pandas sprint

See details here: https://python-sprints.github.io/london/2019/02/27/pandas.html

In case of waiting list, we give priority to (let us know if it's you):

• People who were at Europandas Summit 2019 (DM Florian)
• People from underrepresented minorities in IT
• Maintainers of open source packages
• Supporting members of NumFOCUS (consider making a donation and becoming one if you're not)
• People visiting from abroad