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 Functions

Tim McMacken
Tim McMacken
11,910 Points
Posted by Tim McMacken
Tim McMacken
11,910 Points

Can not multiply sequence by non-int of type 'str'

Traceback (most recent call last):
File "notifications.py", line 4, in <module>
result = praise * "!" * number_of_characters
TypeError: can't multiply sequence by non-int of type 'str'

1 Answer

Chris Freeman
MOD
Chris Freeman
Treehouse Moderator 68,423 Points
Chris Freeman
Chris Freeman
Treehouse Moderator 68,423 Points

The error is due to the first *. It should be a + so that the praise is concatenated to the multiple exclamation points.

result = praise + "!" * number_of_characters