我正在尝试学习如何使用FastAPI库。 我试图接受文章中使用frozenset的数组,正如文档所述,但它似乎不起作用
import logging
from fastapi import FastAPI, BackgroundTasks
from worker.celery_app import celery_app
log = logging.getLogger(__name__)
app = FastAPI()
def celery_on_message(body):
"""
Logs the initiation of the endpoint
"""
log.warn(body)
def background_on_message(task):
"""
logs the function when it is added to queue
"""
log.warn(task.get(on_message=celery_on_message, propagate=False))
@app.get("/")
async def root(stocks: frozenset, background_task: BackgroundTasks):
"""
:param stocks: stocks to be analyzed
:param background_task: initiate the tasks queue
:type background_task: starlette.background.BackgroundTasks
:return:
"""
task_name = None
# set correct task name based on the way you run the example
log.log(level=1, msg=f'{stocks}')
task_name = "app.app.worker.celery_worker.compute_stock_indicators"
task = celery_app.send_task(task_name, args=[stocks])
background_task.add_task(background_on_message, task)
return {"message": "Stocks analyzed"}
当我使用swagger文档发送请求时:
curl -X GET "http://127.0.0.1:8000/?stocks=wix&stocks=amzn" -H "accept: application/json"
答复是:
{
"detail": [
{
"loc": [
"query",
"stocks"
],
"msg": "value is not a valid frozenset",
"type": "type_error.frozenset"
}
]
}
我认为有一个小错误
您正试图发送一个POST请求,但您只有一个GET端点
这应该可以解决这个问题,但在使用类型进行注释时,也可以使用类型
现在万维网(W3)也支持在GET请求中接收正文,但这也非常不鼓励。关于它,见W3出版物。OpenAPI在请求中包含了body的信息,在下一个版本中OpenAPI将支持它,但目前还不支持它,但支持的是SwiggerUI
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