text: from flask_wtf import FlaskForm
  from wtforms import validators
  from wtforms.fields import *
  
  class csv_upload(FlaskForm):
      file = FileField()
      submit = SubmitField()
  
  class create_location_form(FlaskForm):
  
      title = StringField('City Name', description="Add The City Name")
  
      latitude = StringField('Latitude:', [
          validators.DataRequired(),
  
      ], description="Positive Value")
  
      longitude = StringField('Longitude:', [
          validators.DataRequired(),
  
      ], description="Negative Value")
  
      population = IntegerField('Population:', [
          validators.DataRequired(),
  
      ], description="Add Population Value ")
  
      submit = SubmitField()
  
  class edit_location_form(FlaskForm):
  
      title = StringField('City Name', description="Edit The City Name")
  
      latitude = StringField('Latitude:', [
          validators.DataRequired(),
  
      ], description=" Positive Value ")
  
      longitude = StringField('Longitude:', [
          validators.DataRequired(),
  
      ], description="Negative Value ")
  
      population = IntegerField('Population:', [
          validators.DataRequired(),
  
      ], description="Add Population Value ")
  
      submit = SubmitField()