def update_fruitbowl(l):
"""Take away or add fruit to the fruit bowl.
:param l: list
:return: None
the required updated list is two-dimensional,
and the sub list must be of the form [str, int],
prints list of fruit with indexes,
requests user input for index and new quantity,
requests user input for either add or subtract function to run
changes quantity for that fruit
prints confirmation.
"""
# test that the list has something in it.
if len(l) == 0:
print("There is nothing in your fruit bowl")
return None
print_with_indexes(l)
my_index = get_validated_integer(
"Please choose the index "
"number of the fruit you would "
"like to change?", 0,
len(l) - 1)
add_or_subtract = get_validated_string(
"Enter 'A' to add, or any other "
"key to subtract fruit: "
"-> ", 1, 1).upper()
if add_or_subtract == "A":
amount_fruit_added = get_validated_integer(
"How "
"many {}s do you want "
"to add?".format(l[my_index][0]), 1, 50)
l[my_index][1] += amount_fruit_added
print("." * 60)
add_confirmation = "You have now added {} {}s to your fruit " \
"bowl!".format(amount_fruit_added, l[my_index][0])
print(add_confirmation)
else:
amount_fruit_subtracted = get_validated_integer(
"How many {}s do you "
"want to take "
"away?".format(l[my_index][0]), 1, l[my_index][1])
l[my_index][1] -= amount_fruit_subtracted
print("." * 60)
sub_confirmation = "You have now removed {} {}s from your fruit bowl" \
"!".format(amount_fruit_subtracted, l[my_index][0])
print(sub_confirmation)
def menu():
"""Print menu options.
:return: None
requests user menu choice,
calls different functions depending on which menu option was chosen.
"""
# fruitbowl_list = []
full_bowl = [
["Orange", 10],
["Pear", 4],
["Carrot", 12]
]
fruitbowl_list = full_bowl
my_menu = [
["A", "Add fruit items"],
["R", "Review the contents of your fruit bowl"],
["C", "Change quantity of a fruit you have in the bowl"],
["T", "Find the total number of fruit in the bowl"],
["Q", "Quit"],
]
run = True
while run is True:
for i in range(0, len(my_menu)):
print("{:3} : {}".format(my_menu[i][0], my_menu[i][1]))
option = get_validated_string("Please choose an "
"option: -> ", 1, 1).upper()
print("." * 60)
if option == "R":
single_loop_print(fruitbowl_list)
print("." * 60)
elif option == "C":
update_fruitbowl(fruitbowl_list)
print("." * 60)
elif option == "A":
fill_fruitbowl(fruitbowl_list)
elif option == "T":
total_fruit(full_bowl)
elif option == "Q":
print("Quitting...")
run = False
else:
print("Invalid Entry")
def fill_fruitbowl(l):
"""Add fruit to the fruitbowl.
:param l: list
:return: None
The required list must be two-dimensional,
and the sub list must be of the form [str, int],
requests user input for index and quantity,
adds new fruit and quantity to the list,
prints confirmation.
"""
cont = "y"
while cont == "y":
type_of_fruit = get_validated_string(
"What fruit would you "
"like to add to the bowl?", 3, 20)
result = test_fruit_present(l, type_of_fruit)
if result == False:
quantity_of_fruit = get_validated_integer(
"How many of that fruit would "
"you like to add?", 0, math.inf)
print("You have entered {} {}s".format(quantity_of_fruit,
type_of_fruit))
confirm = input(
"press (A) to confirm, (B) to re-enter again or (C) to exit without changes: -> "
)
temporary_list = [type_of_fruit, quantity_of_fruit]
if confirm == "A":
l.append(temporary_list)
print("." * 60)
print("You have entered {} {}s in the fruit bow"
"l!".format(quantity_of_fruit, type_of_fruit))
print("." * 60)
return None
elif confirm == "B":
# go back to start of loop
continue
elif confirm == "C":
return None
else:
return None
def fill_fruitbowl(L):
"""
the required list is two-dimensional, and the sub list must be of the form [str, int],
requests user input for index and quantity,
adds new fruit and quantity to the list,
prints confirmation
:param L: list
:return: None
"""
type_of_fruit = get_validated_string(
"What fruit would you like to add to the bowl?", 3, 20)
quantity_of_fruit = get_validated_integer(
"How many of that fruit would you like to add?", 0, math.inf)
temporary_list = [type_of_fruit, quantity_of_fruit]
L.append(temporary_list)
print("." * 60)
print("You have entered {} {}s in the fruit bowl!".format(
quantity_of_fruit, type_of_fruit))
print("." * 60)