#init
from mixpanel import Mixpanel
from config import MIXPANEL_PRO_KEY, MIXPANEL_RETRY_LIMIT
mp = Mixpanel(MIXPANEL_PRO_KEY, MIXPANEL_RETRY_LIMIT)
#use:
#https://docs.mixpanel.com/docs/tracking-methods/sdks/python
#in json can be all free use
mp.track('USER_ID', 'some_event', {
    'plan': 'premium'
})