Increment all of the dates within a TCX file by a certain amount.

increment_tcx_dates.py

import re
import datetime

time_re = re.compile('(?P<dt>\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2})')
offset = datetime.timedelta(minutes=5,seconds=1)

for line in lines:
    if time_re.search(line):
        time = datetime.datetime.strptime(time_re.search(line).groupdict()['dt'], "%Y-%m-%dT%H:%M:%S")
        time = time + offset
        line = time.strftime("<Time>%Y-%m-%dT%H:%M:%SZ</Time>")
    print line