<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <form action="/upload.html" method="POST" enctype="multipart/form-data">
        {% csrf_token %}
        <input type="text" name="user" />
        <div style="position: relative">
            <a>文件上传</a>
           <!-- 通过透明度设置,层叠覆盖,改变原来上传按钮的样式>
            <input type="file" name="img" style="opacity: 0;position:absolute;top:0;left: 0;" />
        </div>
        <input type="submit" value="提交" />
    </form>
</body>
</html>

视图函数代码

from django.shortcuts import render
from django.shortcuts import HttpResponse
from django import forms
from django.forms import fields
---------------------- 上传表单的Form表单验证 ------------------------
class UploadForm(forms.Form):
    user = fields.CharField()
    img = fields.FileField()
---------------------- 上传表单的Form表单验证 ------------------------


def upload(request):
    if request.method == 'GET':
        return render(request,'upload.html')
    else:
        obj = UploadForm(request.POST,request.FILES)
        if obj.is_valid():
            user = obj.cleaned_data['user']
            img = obj.cleaned_data['img']

---------------------- 如果用form表单,可以省略下面这两行 ------------------------
　　　　 # 如果上面没有用Form表单,使用下面两行,本代码是属于用Form表单形式
        # 获取用户提交的普通字段
        user = request.POST.get('user')
        # 获取用户提交的img文件
        # 对应前端代码<input type="file" name="img"/>
        img  = request.FILES.get('img')
---------------------- 如果用form表单,可以省略下面这两行 ------------------------

        # img是对象（文件大小，文件名称,文件内容...）
        print(img.name)
        print(img.size)
        f = open(img.name,'wb')
        # chunks表示一块块的
        for line in img.chunks():
            f.write(line)
        f.close()
        return HttpResponse('...')