django 获取用户提交的数据 文件 表单

templates:

<div>
    <form action="/detail" method="post" enctype="multipart/form-data">
        <p><span>性别=</span>
            男：<input type="radio" name="gender" value="male">
            女：<input type="radio" name="gender" value="female" checked="checked">
        </p>
        <p><span>爱好=</span>
            香蕉：<input type="checkbox" name="favor" value="banana">
            苹果：<input type="checkbox" name="favor" value="apple">
        </p>
        <select name="area" multiple>
            <option value="bj">北京</option>
            <option value="sh">上海</option>
            <option value="gz">广州</option>
        </select>
        <input type="file" name="file" />
        <input type="submit" value="提交" />
    </form>
</div>

views:

def detail(request):
    print(request.POST.get('gender'))
    print(request.POST.getlist('favor'))
    print(request.POST.getlist('area'))
    obj = request.FILES.get('file')  #上传文件是用files获取，是一个对象
    print(obj,type(obj))
    import os
    file_path = os.path.join('upload','1.png')
    f = open(file_path,'wb')
    for i in obj.chunks():   #chunks方法是一点点获取上传的文件内容
        f.write(i)
    f.close()
    return render(request,'detail.html')