Django模板：如何通过每个字典的嵌套属性重新组合字典列表？

I'm writing a template for a job listings site in which I want to order a set of short-term jobs by date, they are currently grouped by area. The job days are non consecutive and are stored as properties of each job. It's the days that I want the jobs to be ordered by.I'm writing a template for a job listings site