[英]multiple routes and function in bottle framework
我正在尝试修改已经存在的代码,只需添加表单即可添加照片。
蟒蛇:
@route('/photos/add')
@jinja_view('add.html')
@post('/photos/add')
def upload_func():
upload = request.files.get('pic')
name, ext = os.path.splitext(upload.filename)
if ext not in ('.png', '.jpg', '.jpeg'):
return "ext is not allowed"
save_path = "/src/photo_gallery/photos"
upload.save(save_path)
return "photo is saved"
HTML:
<form action="/photos/add" method="post">
<div align="center">
<label>Picture</label>
<input type="file" name="pic" required>
</div>
<div>
<label>Info</label>
<input type="text" name="text">
</div>
<div>
<input type="submit" value="add">
</div>
</form>
服务器日志:追溯(最近一次调用):文件“ /home/empty/python/bottle/lib/python3.5/site-packages/bottle.py”,行862,在_handle返回route.call(** args )
在包装器rv = callback(* a,** ka)中的文件“ /home/empty/python/bottle/lib/python3.5/site-packages/bottle.py”,行1740
文件“ /home/empty/python/bottle/lib/python3.5/site-packages/bottle.py”,第3635行,包装结果= func(* args,** kwargs)
文件“ /home/empty/python/bottle/src/photo_gallery/app.py”,第50行,在upload_func名称中,ext = os.path.splitext(upload.filename)AttributeError:“ NoneType”对象没有属性“ filename” '127.0.0.1--[2016年12月22日23:20:42]“ GET / photos / add HTTP / 1.1” 500751
您已将url路径/photos/add
到回调函数upload_func
。 看起来您想支持两种请求类型(GET和POST),然后函数装饰器应如下所示:
@route('/photos/add', method=['GET', 'POST'])
@jinja_view('add.html')
def upload_func():
# ...
看一眼:
https://bottlepy.org/docs/dev/tutorial.html#request-routing https://bottlepy.org/docs/dev/api.html#bottle.Bottle.route
另请注意,代码不应这样写-太复杂了
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