Become Healthy Goal - Python Program

 def gettime():

    import time
    return time.asctime(time.localtime(time.time()))

def log():
    while True:
        choice = int(input("Enter 1 for Diet, 2 for exercise: "))
        if choice==1:
            diet=input("Enter Food Name: ")
            with open("deep-food.txt","a") as d:
                d.write(str([str(gettime())]) + ": " + diet)
            print("Add successfuly!")

        elif choice==2:
            exercise=input("Enter Exercise Name: ")
            with open("deep-exercise.txt","a") as d:
                d.write(str([str(gettime())]) + ": " + exercise)
            print("Add Successfuly!")
        ans=input("Do you want to add 'diet or exercise'\nType Y for yes and Type N for no: ")
        if ans=='n':
            print("Good bye!")
            break

def retreive():
    while True:
        choice=int(input("What do you want to retreive 1.Diet or 2.Exercise: "))
        if choice==1:
            print("~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~Diet Plan~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~")
            with open("deep-food.txt") as d:
                for item in d:
                    print(item)

        elif choice==2:
            print("~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~Exercise~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~")
            with open("deep-exercise.txt") as d:
                for item in d:
                    print(item)

        ans=input("Do you want to view Again you record\nType y for yes and n for no: ")
        if ans=='n':
            print("Good bye!")
            break

while True:
    print("Hy,\nBecome health and stay discipline")
    choice=int(input("What do you want to 1.Log or 2.Retrieve: "))
    if choice==1:
        log()
    elif choice==2:
        retreive()
    ans=input("Do you want to do Log or retreive again!\nType y for yes and Type n for no: ")
    if ans=='n':
        print("Good bye!")
        break