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from pubnub.callbacks import SubscribeCallback
from pubnub.enums import PNStatusCategory
from pubnub.pnconfiguration import PNConfiguration
from pubnub.pubnub import PubNub
pnconfig = PNConfiguration()
pnconfig.subscribe_key = "sub-c-a41be4e8-b620-11e5-a916-0619f8945a4f"
pnconfig.publish_key = "pub-c-b525a8c0-3301-432e-a37b-d8fec5583788"
pnconfig.subscribe_key = "demo"
pnconfig.publish_key = "demo"
pubnub = PubNub(pnconfig)
def my_publish_callback(envelope, status):
# Check whether request successfully completed or not
if not status.is_error():
pass # Message successfully published to specified channel.
else:
pass # Handle message publish error. Check 'category' property to find out possible issue
# because of which request did fail.
# Request can be resent using: [status retry];
class MySubscribeCallback(SubscribeCallback):
def presence(self, pubnub, presence):
pass # handle incoming presence data
def status(self, pubnub, status):
print("Status category", status.category)
if status.category == PNStatusCategory.PNUnexpectedDisconnectCategory:
pass # This event happens when radio / connectivity is lost
elif status.category == PNStatusCategory.PNConnectedCategory:
# Connect event. You can do stuff like publish, and know you'll get it.
# Or just use the connected event to confirm you are subscribed for
# UI / internal notifications, etc
pubnub.publish().channel("someChannel").message("Hi...").pn_async(
my_publish_callback
)
elif status.category == PNStatusCategory.PNReconnectedCategory:
pass
# Happens as part of our regular operation. This event happens when
# radio / connectivity is lost, then regained.
elif status.category == PNStatusCategory.PNDecryptionErrorCategory:
pass
# Handle message decryption error. Probably client configured to
# encrypt messages and on live data feed it received plain text.
def message(self, pubnub, message):
# Handle new message stored in message.message
print(message)
pubnub.unsubscribe().channels("someChannel").execute()
pubnub.add_listener(MySubscribeCallback())
pubnub.subscribe().channels("someChannel").execute()
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