text: from flask_wtf import FlaskForm
  from wtforms import StringField,TextAreaField,SubmitField,SelectField
  from wtforms.validators import Required
  
  
  class BlogForm(FlaskForm):
  
      
      title = StringField('Blog title',validators=[Required()])
      content = TextAreaField('Blog', validators=[Required()])
      submit = SubmitField('Submit')
  
  
  class CommentForm(FlaskForm):
      comment = TextAreaField("Leave a comment", validators = [Required()])
      submit = SubmitField("Post")
  
  
  class SubForm(FlaskForm):
      submit = SubmitField("Get notifications for every new blog")