def increment(time,seconds):
t = Time()
t.hour = time.hour + int(seconds/3600)
t.minute = time.minute + int((seconds-int(seconds/3600))/60)
t.second = time.second + (seconds % 60)
return t
# Exercise 16-2.
# Write a boolean function called is_after that takes two Time objects, t1 and t2, and
# returns True if t1 follows t2 chronologically and False otherwise. Challenge: don’t use
# an if statement.
from time_class import Time
def is_after(t1,t2):
"""
Returns True is t1 is later than t2 chronologically, else False.
"""
t1_in_seconds = 60*(60*t1.hour + t1.minute) + t1.second
t2_in_seconds = 60*(60*t2.hour + t2.minute) + t2.second
times_in_seconds = {
t1_in_seconds: True,
t2_in_seconds: False
}
return times_in_seconds[max(t1_in_seconds,t2_in_seconds)]
t1 = Time()
t2 = Time()
t1.hour = t2.hour = 12
t1.minute = t2.minute = 10
t1.second = 1
t2.second = 2
print(is_after(t1,t2))
print(is_after(t2,t1))
# Exercise 16-1.
# Write a function called print_time that takes a Time object and prints it in the form
# hour:minute:second. Hint: the format sequence '%.2d' prints an integer using at least
# two digits, including a leading zero if necessary.
from time_class import Time
def print_time(time):
print("%.2d:%.2d:%.2d" % (time.hour,time.minute,time.second))
noon = Time()
noon.hour = 12
noon.minute = 0
noon.second = 0
print_time(noon)
