time python

import time

start = time.time()
print("hello")
end = time.time()
print(end - start)

# Here is a self updating clock function, just run it and it'll self update itself until you hit CTRL-C
import datetime
import time
def clock():
    while True:
        print(datetime.datetime.now().strftime("%H:%M:%S"), end="\r")
        time.sleep(1)

clock()

from datetime import datetime, timezone
print(datetime.now())              # timezone
print(datetime.now(timezone.utc))  # coordinated universal time