Some list handling software.

Number.py

__author__ = "Edwin"

numbers = []
loop = True

try:
    # ===========SUBROUTINES==================

    def help():
        print('To view the list type \'view\''
              '\n To add an item type \'add\''
              '\n To remove an item type \'remove\''
              '\n To find the number of occurrence(s) in the list type \'find\''
              '\n To sort any numbers in the list low-high type \'sort\''
              '\n To reverse the list type \'reverse\''
              '\n To find the length of the list type \'length\''
              '\n To find the smallest number type \'min\''
              '\n To find the biggest number type \'max\''
              '\n To see if a number is in the list type \'in\''
              '\n To exit type exit or Ctrl + C can be used at any time')


    def add():
        new = input("What do you want to append: ")
        numbers.append(new)
        print("So your list now contains:")
        print(numbers)


    def view():
        print('Your list now contains:')
        print(numbers)


    def remove():
        print('The items in the list are:')
        print(numbers)
        item = input("What do you want to remove: ")
        if item not in numbers:
            print("The item is not in the list")
        else:
            numbers.remove(item)


    def find():
        word = input("What do you want to find: ")
        amount = numbers.count(word)
        print("There are " + str(amount) + " occurrence(s) of " + str(word) + " in the list")  # sort pural out


    def sort():
        numbers.sort()
        print("All sorted")
        print(numbers)


    def reverse():
        numbers.reverse()
        print("The list has been reversed")
        print(numbers)


    def length():
        length = len(numbers)
        print("The length of the list is " + str(length))


    def minimum():
        print("The smallest number is " + min(numbers))


    def maximum():
        print("The biggest number is " + max(numbers))


    def inp():
        search = input("What do you want to find: ")
        if True == search in numbers:
            print(search + " is in the list")

    # =========SUBROUTENES END===============


    while loop:
        task = input("What do you want to do? Type \"help\" for help:- ")
        if task == 'help':
            help()
        elif task == 'add':
            add()
        elif task == 'view':
            view()
        elif task == 'remove':
            remove()
        elif task == 'find':
            find()
        elif task == 'sort':
            sort()
        elif task == 'reverse':
            reverse()
        elif task == 'length':
            length()
        elif task == 'min':
            minimum()
        elif task == 'max':
            maximum()
        elif task == 'in':
            inp()
        elif task == 'exit':
            exit()
        else:
            print("Invalid return please try again.")

except KeyboardInterrupt:
    exit()