event = CloudEvent(headers, data)
event.specversion

event = CloudEvent(headers, data)
event['specversion']

from cloudevents.sdk import converters
from cloudevents.sdk.http_events import CloudEvent
import requests


attributes = {
    "Content-Type": "application/json",
    "type": "README.sample.binary",
    "id": "binary-event",
    "source": "README",
}
data = {"message": "Hello World!"}

event = CloudEvent(attributes, data)
event['specversion']