Attempt making the sphinx-dev job install all packages at once
This doesn't really work, as the pip package cache gets used for direct references even if the directory has been touched.
Migrated from D7513 (view on Phabricator)
This doesn't really work, as the pip package cache gets used for direct references even if the directory has been touched.
Migrated from D7513 (view on Phabricator)