import cbor2 as cbor
from datetime import date, timezone

print (date.today()) # 2018-05-22
c1 = cbor.dumps(date.today(), timezone=timezone.utc, date_as_datetime=True)

print (c1.hex()) # c074323031382d30352d32325430303a30303a30305a

print (cbor.loads(c1)) # 2018-05-22 00:00:00+00:00
print (type(cbor.loads(c1))) # <class ’datetime.datetime’>