Django教程-如何使用 Django 上传图像

from django.db import models class UploadImage (models.Model) : caption = models.CharField(max_length= 200 ) image = models.ImageField(upload_to= ’images’ ) def __str__ (self) : return self.caption

pip install Pillow

# Base url to serve media files MEDIA_URL = ’/media/’ # Path where media is stored MEDIA_ROOT = os.path.join(BASE_DIR, ’media/’ )

from django.contrib import admin126459646 from django.urls import path from django.urls.conf import include from django.conf import settings from django.conf.urls.static import static urlpatterns = [ path( ’admin126459646/’ , admin126459646.site.urls), path( ’’ , include(( ’sampleapp.urls’ ), namespace = ’sampleapp’ )) ] if settings.DEBUG: urlpatterns += static (settings.MEDIA_URL,document_root=settings.MEDIA_ROOT)  

python manage .py makemigations python manage .py migrate

from django.db import models from django.forms import fields from .models import UploadImage from django import forms class UserImage (forms.ModelForm) : class meta : # To specify the model to be used to create form models = UploadImage # It includes all the fields of model fields = ’__all__’

{% extends ’base.html’ %} {% block content %} < form method = "post" enctype = "multipart/form-data" > {% csrf_token %} {{ form.as_p }} < button type = "submit" > Upload </ button > </ form > {% if img_obj %} < h3 > Succesfully uploaded : {{img_obj.caption}} </ h3 > < img src = "{{ img_obj.image.url}}" alt = "connect" style = "max-height:300px" > {% endif %} {% endblock content %}

from django.shortcuts import redirect, render from sampleapp.forms import UserImageForm from .models import UploadImage def image_request (request) : if request.method == ’POST’ : form = UserImageForm(request.POST, request.FILES) if form.is_valid(): form.save() # Getting the current instance object to display in the template img_object = form.instance return render(request, ’image_form.html’ , { ’form’ : form, ’img_obj’ : img_object}) else : form = UserImageForm() return render(request, ’image_form.html’ , { ’form’ : form})

from django.urls import path from .views import image_request app_name = ’sampleapp’ urlpatterns = [ path( ’’ , image_request, name = "image-request" )