Code Challenges

24 - Write a program that prompts the user for a list of words and then converts the list into a set, removes any duplicates and returns the set.

Python

Data Types

Sets

157 - Create a class Store with instance variables for products and a method add_product that takes in a string argument and adds it to the list of products. Create a subclass OnlineStore with a method purchase that takes in a string argument, removes it from the list of products, and returns a message indicating the purchase was successful.

Python

Object Oriented Programming

178 - Create a program that calculates the average, median, and mode of a set of numbers and saves the functions in a module. Import the module into another program and display the results.

Python

Modules and Packages

101 - Create a function that takes in a list of numbers and returns True if the list is sorted in ascending order and False otherwise

Python

Lists

Functions

175 - Write a program that calculates the fibonacci sequence of a number and saves the function in a module. Import the module into another program and allow the user to input the number they want the fibonacci sequence calculated for.

Python

Modules and Packages

212 - Write a function to test if two dictionaries are equal and write test cases for it.

Python

Testing

229 - Write a function to test if a given list of numbers is a geometric progression and write test cases for it.

Python

Testing

126 - Create a function that takes in a string and a list of tuples, where each tuple contains a name and a list of hobbies, and returns a new list that contains only the names of the people in the list who have a certain hobby.

Python

Lists

Functions

91 - Create a function that takes in a list of numbers and returns the sum of all even numbers

Python

Numbers

Functions

221 - Write a function to test if a given word is a real word (by checking against a dictionary) and write test cases for it.

Python

Testing

12 - Write a program that prompts the user for a string, and then prints whether it is a palindrome or not

Python

Data Types

Booleans

83 - Create a function that takes in a string and returns the number of words

Python

Strings

Functions

195 - What is wrong with the code below?

Python

Debugging

238 - Test a class that represents a restaurant: Write a Restaurant class that has attributes for the name, menu, and ratings. Then, write test cases to ensure that the class works correctly, including testing the initialization of the object, adding and removing items from the menu, and checking that the ratings are updated correctly.

Python

Testing

89 - Create a function that takes in a list of numbers and returns the smallest number

Python

Numbers

Functions

63 - Write a program that takes a set as input and only keeps the even numbers in a new set using a while loop.

Python

Sets

While Loops

189 - What is wrong with the code below?

Python

Debugging

193 - What is wrong with the code below?

Python

Debugging

43 - Write a program that takes a string as input, and returns True if the string is a valid email address, and False if it is not, using an if statement and string methods.

Python

Strings

If Statements

3 - Write a program that prompts the user for two floats and then performs the following operations: addition, subtraction, multiplication, division, and modulo.

Python

Data Types

Numbers

237 - Test a class that represents a shopping cart: Write a ShoppingCart class that has attributes for the items in the cart and the total cost. Then, write test cases to ensure that the class works correctly, including testing the initialization of the object, adding and removing items from the cart, and checking that the total cost is updated correctly.

Python

Testing

209 - Write a function to test if a number is prime and write test cases for it.

Python

Testing

37 - Write a program that takes in a number and determines if it is odd or even.

Python

Numbers

If Statements

226 - Write a function to test if a given list of numbers is increasing and write test cases for it.

Python

Testing

26 - Create a program that prompts the user for a series of names and stores them in a tuple. Then, print the names in reverse order.

Python

Data Types

Tuples

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