import datetime
#from datetime import datetime
format_date='%Y-%m-%d %I:%M %p'
 
date1=datetime.datetime(2023, 9, 25, 11, 59, 0, 0)
date2=datetime.datetime(2023, 9, 25, 12, 0, 0, 0)
date3=datetime.datetime(2023, 9, 25, 12, 1, 0, 0)

In [32]: datetime.datetime.strftime(date1, format_date)
Out[32]: '2023-09-25 11:59 AM'

In [33]: datetime.datetime.strftime(date2, format_date)
Out[33]: '2023-09-25 12:00 PM'

In [34]: datetime.datetime.strftime(date3, format_date)
Out[34]: '2023-09-25 12:01 PM'

datetime.datetime(2023, 9, 25, 10, 0, 34, 441838, tzinfo=<UTC>)

import datetime
from dateutil import tz
 
TZ_PARIS=tz.gettz('Europe/Paris')
TZ_UTC=tz.gettz('UTC')
 
d_utc=datetime.datetime(2023, 10, 3, 1, 1, 1, 114228, tzinfo=TZ_UTC)
d_paris=datetime.datetime(2023, 10, 3, 1, 1, 1, 114228, tzinfo=TZ_PARIS)

In [4]: d_utc.isoformat(timespec='minutes')
Out[4]: '2023-10-03T01:01+00:00'

In [5]: d_paris.isoformat(timespec='minutes')
Out[5]: '2023-10-03T01:01+02:00'

def get_epoch_ms():
    return int(time.time() * 1000.0)

Exemple 1

print(f"started at {time.strftime('%X')}")
plop()
print(f"finished at {time.strftime('%X')}")

Exemple 2

start = time.time()
asyncio.run(main())
end = time.time() - start
print('Total time: %.2f' % end)