last_edit_date 1510725930

start = datetime.datetime(2017,12,11,00,00,00).isoformat()
#get all labels until end date
end = datetime.datetime(2017,12,17,00,00,00).isoformat()
#mongo connection, get classified data
client = MongoClient ('localhost', 27017)
db = client ['alphaDB']
collection = db['TechCrunch']
source = 'TechCrunch'