1. We use the wrapper wtforms FLASK-WTF extension to handle form generation and validation.
2. Cross-site Request Forgery (CSRF) protection
Configuration config, ' Secret_key '
3. Form class definition
From FLASK.EXT.WTF import formfrom wtforms import Stringfield, submitfieldfrom wtforms.validators import Requiredclass Na Meform (Form): name = stringfiled (' What's your name? ', validators=[required]) submit = submitfiled (' Submit ')
4. Standard fields
Stringfieldtextareafieldpasswordfieldhiddenfielddatefield Text Field accepts a dattime.date value in a given Formatdatetimefield Integerfielddecimalfieldfloatfieldbooleanfieldradiofieldselectfieldselectmultiplefieldfilefieldsubmitfieldformfieldfieldl Ist
5. Standard validators
Lying trough, this is a bit old, or see wtforms documents go.
Emailequalto useful for password validation ipaddresslengthnumberrange Verify that value is in a numeric range optionalrequired field contains data regexp Regular validation urlanyofnoneof
6.