from flask_wtf import FlaskForm from wtforms import StringField, PasswordField, BooleanField, SubmitField from wtforms.validators import DataRequired, Length, EqualTo class LoginForm(FlaskForm): username = StringField('Username', validators=[DataRequired(), Length(min=4, max=150)]) password = PasswordField('Password', validators=[DataRequired()]) remember_me = BooleanField('Remember Me') submit = SubmitField('Login')