转载：https://blog.csdn.net/mp624183768/article/details/84761914
input：file 指定上传文件类型
<form action="/upload/" method="post" enctype="multipart/form-data"> {% csrf_token %} word:<input type="file" accept="application/msword" name="doc"> pdf:<input type="file" accept="application/pdf" name="pdf"> image:<input type="file" accept="image/*" name="image"> <button>提交</button> </form> 文章来源: https://blog.csdn.net/weixin_43667990/article/details/89087954