Welcome to the Treehouse Community

The Treehouse Community is a meeting place for developers, designers, and programmers of all backgrounds and skill levels to get support. Collaborate here on code errors or bugs that you need feedback on, or asking for an extra set of eyes on your latest project. Join thousands of Treehouse students and alumni in the community today. (Note: Only Treehouse students can comment or ask questions, but non-students are welcome to browse our conversations.)

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and a supportive community. Start your free trial today.


Jakub Stanio
Jakub Stanio
6,378 Points

View Args Through URL

I kinda can't get to finish the 2nd task here: " Update the response from hello() to say "Hello {name}", replacing {name} with the passed-in name. " I have replaced the return as in the description but I am facing an error that the 1st task is not passing anymore. Any hints, please :) P.S.How do you paste nice formatted code?

from flask import Flask

app = Flask(__name__)

def hello(name):
     return 'Hello {name}'.format(name)

[MOD: Added ```python formatting -cf]

2 Answers

Chris Freeman
Chris Freeman
Treehouse Moderator 67,989 Points

When using named format fields, the arguments to format() need to be keyword/argument pairs:

'Hello {name}'.format(name=name)

Post back if you have more questions. Good Luck!

Jakub Stanio
Jakub Stanio
6,378 Points

I see, It makes sense now. Thanks a lot Chris :)