text: from flask_wtf import FlaskForm
  from wtforms import StringField, TextAreaField, SubmitField, SelectField
  from wtforms.validators import Required
  
  
  class UpdateProfile(FlaskForm):
      bio = TextAreaField('Tell us about you.', validators=[Required()])
      submit = SubmitField('Submit')
  
  class PostForm(FlaskForm):
      category = SelectField('Select Category', choices=[('Music', 'Music'), ('Techies', 'Techies'), ('Puns', 'Puns')])
      description=TextAreaField('Your Post', validators=[Required()])
      author=StringField('Your Name', validators=[Required()])
      submit =SubmitField('Submit')
  
  class CommentForm(FlaskForm):
      comment = StringField('Your Comment', validators=[Required()])
      user=StringField('Your Name', validators=[Required()])
      submit=SubmitField('Submit')
  