在Django中设置学术或财政年度

from django.db import models

class AcademicYear(models.Model):
    name = models.CharField(max_length=100, unique=True)
    start_date = models.DateField()
    end_date = models.DateField()

    def __str__(self):
        return self.name

from django.db import models

class Student(models.Model):
    name = models.CharField(max_length=100)
    academic_year = models.ForeignKey(AcademicYear, on_delete=models.CASCADE)

    def __str__(self):
        return self.name

from django.db import models

class AcademicYearManager(models.Manager):
    def get_current_year(self):
        current_date = datetime.date.today()
        return self.get_queryset().filter(start_date__lte=current_date, end_date__gte=current_date).first()

class AcademicYear(models.Model):
    name = models.CharField(max_length=100, unique=True)
    start_date = models.DateField()
    end_date = models.DateField()

    objects = AcademicYearManager()

    def __str__(self):
        return self.name

from django.shortcuts import render
from .models import AcademicYear

def some_view(request):
    current_year = AcademicYear.objects.get_current_year()
    return render(request, 'template.html', {'current_year': current_year})