utils.py 文件源码

def send_async_request(url, headers=None, method="GET", body=None):
    headers = headers or {}
    if body or method.upper() == "POST":
        if 'Content-Type' not in headers:
            headers["Content-Type"] = "application/x-www-form-urlencoded"
    req = httpclient.HTTPRequest(
        url, method=method, body=body, headers=headers, allow_nonstandard_methods=True)
    http_request = AsyncHTTPClient()
    response = ""
    try:
        response = yield http_request.fetch(req)
    except httpclient.HTTPError as e:
        print("Error:" + str(e))
    except Exception as e:
        print("Error:" + str(e))
    else:
        return response
    finally:
        http_request.close()