from flask_wtf import FlaskForm from wtforms import StringField, PasswordField, SubmitField from wtforms.validators import DataRequired, Email class LoginForm(FlaskForm): email = StringField( 'Email', validators=[ DataRequired(message="Email is required."), Email(message="Enter a valid email address.") ] ) password = PasswordField( 'Password', validators=[DataRequired(message="Password is required.")] ) submit = SubmitField('Login')