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 A Social Network with Flask Takin' Names Flask-WTF Forms

field.data

In this video forms.py line 9:

 if User.select().where(User.username == field.data).exists():

Is the "data" in field.data a variable, or it is just a function in flask?

1 Answer

Chris Freeman
MOD
Chris Freeman
Treehouse Moderator 68,423 Points

Hey jun cheng wong, data is the field attribute that β€œContains the resulting (sanitized) value of calling either of the process methods. Note that it is not HTML escaped when using in templates.”

Post back if you need more help. Good luck!!!

thanks chris