在django Modelform中以所需格式显示日期

from django.db import models

class MyModel(models.Model):
    date_field = models.DateField()

from django import forms
from .models import MyModel

class MyModelForm(forms.ModelForm):
    class Meta:
        model = MyModel
        fields = ['date_field']
        widgets = {
            'date_field': forms.DateInput(format='%Y-%m-%d'),
        }

from django.shortcuts import render
from .forms import MyModelForm

def my_view(request):
    form = MyModelForm()
    return render(request, 'my_template.html', {'form': form})

<form method="post">
    {% csrf_token %}
    {{ form.as_p }}
    <input type="submit" value="Submit">
</form>