def last_modified_date_to_timestamp(last_modified_date_str):
 start = datetime.datetime.strptime(last_modified_date_str, '%Y-%m-%dT%H:%M:%S.%f')
 delta = (start - EPOCH)
 return Timestamp(delta.total_seconds())

def last_modified_date_to_timestamp ( last_modified_date_str ) : start = datetime . datetime . strptime ( last_modified_date_str , '%Y-%m-%dT%H:%M:%S.%f' ) delta = ( start - EPOCH ) return Timestamp ( delta . total_seconds ( ) )
convert a last modified date to a float .