Date/Time Group

dtg.py

def gettimeszonestg(tz,dt1=None):
    if tz is None:
        return 'J'
    else:
        utco=tz.utcoffset(dt1)
        if utco.days>=0: 
            tzg = 'ZABCDEFGHIKLM'[utco.seconds//3600]
        else:
            tzg = 'ZNOPQRSTUVWXY'[(-utco).seconds//3600]
        if utco.seconds % 3600 == 1800:
            tzg += '*'
        elif utco.seconds % 1800 == 900:
            tzg += '#'
        return tzg
            
def dtg(dt1):
    return  dt1.strftime('%d%H%M')+gettimeszonestg(dt1.tzinfo,dt1)+dt1.strftime('%b%y').lower()
    
if __name__ == '__main__':
    import pytz,datetime,time
    print dtg(datetime.datetime.now(pytz.timezone(time.tzname[0])))