[Python-Lab4] Challenge Solution

#This program uses functions and variables

#the main function
def main():
    print 'Welcome to the meal calculator program'
    print   #prints a blank line
    mealprice = input_meal()
    percent = calPercent(mealprice)
    tip = calc_tip(mealprice, percent)
    tax = calc_tax(mealprice)
    total = calc_total(mealprice, tip, tax)
    print_info(mealprice, tip, tax, total)

#this function will calculate tip at 20%
def calc_tip(mealprice, percent):
    tip = mealprice * percent
    return tip

#CalcPercent
def calPercent(mealprice):
    if mealprice <= 5.99:
        percent = .1
    elif mealprice <= 12 and mealprice >= 6:
        percent = .13
    elif mealprice <= 17 and mealprice >= 12.01:
        percent = .16
    elif mealprice <= 25 and mealprice >= 17.01:
        percent = .19
    elif mealprice >= 25.01:
        percent = .22
    return percent

#this function will calculate tax at 6%
def calc_tax(mealprice):
    tax = mealprice * .06
    return tax

#this function will calculate tip, tax, and the total #cost
def calc_total(mealprice, tip, tax):
    total = mealprice + tip + tax
    return total

#this function will print tip, tax, the mealprice, and #the total
def print_info(mealprice, tip, tax, total):
    print 'The meal price is $', mealprice
    print 'The tip is $', tip
    print 'The tax is $', tax
    print 'The total is $', total

#this function is for the meal
def input_meal():
    mealprice = input('Enter the meal price $')
    mealprice = float(mealprice)
    return mealprice


#calls main
main()