Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

Python Python Basics Functions and Looping Raise an Exception

Posted by DAVID TARIRO NYAHODZA
DAVID TARIRO NYAHODZA
2,254 Points

Raise Value Error

How do you raise a valueerror

suggestinator.py 
def suggest(product_idea):
    return product_idea + "inator"
try:
    product_idea = input("What is your product idea ? ")
    len(product_idea) > 3
except ValueError:
    print("Your idea is less than 3 characters long")
raise

1 Answer

Jonathan Grieve
MOD
Jonathan Grieve
Treehouse Moderator 91,252 Points
Jonathan Grieve
Jonathan Grieve
Treehouse Moderator 91,252 Points

You need to provide 2 things to your code. The raise keyword which tells Python you want to raise a particular type of exception, and then the Exception type, which is ValueError. Replace the print method and use the string as your ValueError message