My tools of the trade for python programming.
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# $Id:,v 1.1 2011-09-01 15:34:03 wirawan Exp $
# wpylib.datetime
# Created: 20110901
# Wirawan Purwanto
Frequently used date/time related tools.
Do not confuse this with python's core datetime module, which
is not being replaced by this module!
import sys
import time
def date8():
"""Returns a standard 8-digit representation of the current date."""
return time.strftime("%Y%m%d")
def time_diff(time1, time2):
"""Returns the time difference (time1 - time2) in seconds."""
from time import mktime
return mktime(time1) - mktime(time2)
def shift_time(t, dt, localtime=True):
"""Shifts a time data by an amount in dt (specified in seconds)."""
if isinstance(t, time.struct_time):
t1 = time.mktime(t) + dt
t1 = t + dt
if localtime:
return time.localtime(t1)
return time.gmtime(t1)