Traceback - Print or retrieve a stack traceback

import traceback
traceback.print_stack()

Reference:

Traceback [ docs.python.org/2/library/traceback.html ]

Timestamp in milliseconds

from datetime import datetime
def timestampMillisec():
    now = datetime.now()
    return int((now - now.replace(hour=0, 
                                  minute=0, 
                                  second=0, 
                                  microsecond=0))
               .total_seconds()*1000)