The fiscal years are created centered on the passed date such that if the current day change during the execution, the fiscal year is still usable. Also fiscal year can be created for a range of dates such that it is guarantee that the dates are in the fiscal year. And finally remove datetime and dateutil import when they are not used. Closes #9977
########### Sale Module ########### The *Sale Module* helps organise and manage sales made by the company. It adds the concept of a sale to Tryton and allows it to be tracked through its states from draft to done. It also oversees the creation of customer shipments and invoices for the sales, and allows reports to be generated that contain aggregated sales figures. .. toctree:: :maxdepth: 2 usage/index design releases