The `validate_on_submit` method in the `RegistrationForm` class of the Python Flask-Blog application is responsible for validating the form data submitted during user registration. It checks if the form has been submitted and if all the fields' validations have passed successfully. If the form passes validation, it returns `True`; otherwise, it returns `False`. This method is used to determine whether to proceed with registering the user or display validation errors to the user.
Python RegistrationForm.validate_on_submit - 32 examples found. These are the top rated real world Python examples of flaskblog.forms.RegistrationForm.validate_on_submit extracted from open source projects. You can rate examples to help us improve the quality of examples.