#MonthOfCode day 6 - time

day_6.py

from datetime import timedelta, date, datetime
import random
import time
import os
import string #for the split function

def respPositiveTo( question ):
    """
    this function aims at displaying a question
    & validating the Y/N answer
    """
    valid_answer = False
    while(not valid_answer):
        print question,'y/n'
        answer = raw_input()
        if( not ('y'==answer or 'n'==answer)):
            print 'answer y or n, please.'
            continue
        valid_answer=True
    return('y'==answer )

def detBirthDate():
    print 'on what date were you born?'
    print 'please use the format: yyyy,mm,dd'
    birthday_stuff = map( int,
        string.split(  raw_input(), ',' ) )
    birthday_d = date( *birthday_stuff )
    return birthday_d

def real_time_disp( sec_val, a_date ):
    os.system('clear')# replace by os.system('cls') on windows systems
    print 'hit Ctrl+C to quit'
    print 'approx.',sec_val, 'seconds left to do something meaningful. Estimated date of death:',a_date

smokes = respPositiveTo( 'do you smoke frequently?')
is_male = respPositiveTo( 'is your sex male?')
is_fit = respPositiveTo( 'do you pratice sport every week?')
is_vegan = not respPositiveTo('do you usually eat meat?')
is_married = respPositiveTo('are you married?')
birth_date = detBirthDate()

print 'computing estimated life-span...'
final_age = float( random.randint(80,90) )
if(smokes):
    final_age *= 0.8
if(is_male):
    final_age *= 0.92
if(is_fit):
    final_age *= 1.09
if(is_vegan):
    final_age *= 1.07
if(is_married):
    final_age *= 1.03
final_age_sec = int( final_age*365.25 )
estimated_death = birth_date + timedelta( days=final_age_sec)
delta_now_death = (estimated_death - datetime.now().date() )

remaining_seconds = delta_now_death.days * 24*3600
real_time_disp(remaining_seconds, estimated_death)
while(True):
    time.sleep(1)
    remaining_seconds -=1
    real_time_disp(remaining_seconds, estimated_death)