Creating a Form for User Login with Validation

This function creates a form class based on the wtforms library, used to collect a user's username and password, and applies length validation and required validation.

Technology Stack : wtforms

Code Type : Function

Code Difficulty : Intermediate

                
                    
from wtforms import Form, StringField, validators

def create_form():
    class UserForm(Form):
        username = StringField('Username', [validators.Length(min=4, max=25)])
        password = StringField('Password', [validators.DataRequired()])

    return UserForm()