class MainHandler(tornado.web.RequestHandler):
form = SubmitForm(id=fields.Integer(required=True, _min=2),
text=fields.EnStr(data_key='search', required=False),
test=fields.Boolean(required=False, default=True),
status=fields.Integer(required=True,
validate=OneOf((1, 2))),
stime=fields.StartDate(required=False,
default=get_now_date),
etime=fields.EndedDate('stime', default=get_now_date),
user=fields.Nested(UserSchema, required=False),
ids=fields.IntList(min_len=0,
max_len=3,
required=False,
when_field='test',
when_value=fields.Boolean.real))
async def validate(self):
data, error = await self.form.bind(self)
if error:
return self.write(json.dumps({'state': 'FAIL', 'error': error}))
return self.write(json.dumps({'state': 'SUCCESS', 'data': data}))
async def post(self):
return await self.validate()
async def get(self):
return await self.validate()
test command
curl http://localhost:8888?id=2\&name=aiohttp
curl http://localhost:8888 -X POST -d "id=2&name=aiohttp"
'''
class UserField(fields.Integer):
cvt_type = None
async def _validate(self, value, attr, data):
val = random.randint(1, 10) / 100
await asyncio.sleep(val)
return {'uid': value, 'name': f'user_{value}'}
form = SubmitForm(id=fields.Integer(required=True, _min=1),
name=fields.Str(required=True, length=(3, 20)),
user=UserField(required=True))
async def handle(request):
data, error = await form.bind(request)
if error:
return web.json_response(data=error, status=400)
return web.json_response(data=data)
app = web.Application()
app.add_routes([web.get('/', handle), web.post('/', handle)])
if __name__ == '__main__':
class UserForm(Form):
id = fields.Integer(required=True, _min=2)
uname = fields.Username(required=True, length=(4, 20))
stime = fields.StartDate(required=True)
etime = fields.EndedDate('stime', required=True)
roles = fields.IntList(required=True)
class UserSchema(schema.Schema):
uid = fields.Integer(required=True)
name = fields.Username(required=True, length=(4, 20))