loop only prints last character.

[menator01]

Try this

from datetime import datetime
import time
 
 
def get_time():
    now = datetime.now()
    current_time = now.strftime("%H:%M")
    return current_time
 
while True:
    print(get_time(), end="\r") # Only prints last character of get_time().
    time.sleep(60)