I have the following code and I'm submitting a form. When I hit the submit button, my form validation prints out False. I've checked and made sure I'm including everything from different posts, but...

I'm following a Flask tutorial from http://code.tutsplus.com/tutorials/intro-to-flask-adding-a-contact-page--net-28982 and am currently stuck on the validation step: The old version had the follow...

I've developed a web app that includes the functionality for users to log in and signup. I've done everything as per documentation and tutorials, and everything works fine with the flask server. ...

I am currently running a conda environment with flask-wtf version 0.14.2 and wtforms version 2.21 and I have trouble solving this ImportError: cannot import name 'url_encode' from 'werkzeug' The f...

A few days ago I have reset my local flask environment without having captured the dependencies via a pip freeze before I deleted it. Hence I had to re-install the latest version of the entire stac...

I have been trying to build a web app using flask and wtforms and a firebase database, but I keep getting the error message "KeyError: 'A secret key is required to use CSRF.'" and I don't know how ...

Does anyone know of a way to create a datalist field using WTForms in Flask? I know how to create a SelectField but I need to allow the user to enter their own value if it isn't in the list. This...

I'm using flask_form in my Flask application and have being stucked for hours now with the 'CSRF Token do not match'. <form method="post" action="{{ url_for('auth.login') }}" role="form"> {...

this is a submit button code of a wtform: {{ form.submit(class="w-50 btn btn-primary btn-sm submit-btn") }} I am thinking of adding a class to it when it's clicked? i know a way of showing erro...

I want to add or remove new WTForm input fields with button, using Jquery, just like here http://www.sanwebe.com/2013/03/addremove-input-fields-dynamically-with-jquery/comment-page-1 but using my f...

I have a multi-part form to generate - think similar workflow to a Shopping Cart where you have multiple "sections" (eg details, billing, payment etc) for the one form that display one at a time. ...

I need to make a custom validator in WTForms where the input is to be: number:number - e.g. 2:1 match1 = StringField('Russia-Saudi Arabia', validators=[DataRequired()]) So, my question is - how ...

I have this field in the WTForms form name = StringField('Name', validators = [Optional(), Length(max = 100)]) When the field is submitted empty then form.name.data will, as expected, contain an...

How can I set FileSizeLimit validation for flask_wtf.file.FileField?

I'm working with Flask-Marshmallow for validating request and response schemas in Flask app. I was able to do simple validations for request.form and request.args when there are simple fields like ...

I am stumped on testing a POST to add a category to the database where I've used Flask_WTF for validation and CSRF protection. For the CRUD operations pm my website. I've used Flask, Flask_WTF and ...

I have created a signup form using wtforms. I am using FormField in it so that I don't have to repeat some of the elements of the form again. But whenever I click on the Submit button it always giv...

I am trying to figure out a way to check if there is any built-in Form method that would return true if the form has been modified in Flask/WTForms I know that in Django Forms, we have that flexib...

Here is my code: class ChangeOfficialForm(Form): is_official = SelectField( 'Officially Approved', choices=[(True, 'Yes'), (False, 'No')], validators=[DataRequired()], coerce=bool ) submit ...

I want to reset the form after it validates. Currently the form will still show the previous data after it is submitted and valid. Basically, I want the form to go back to the original state with a...

What is the simplest way to assign 'disabled' html attribute to one of the options in SelectField in WTForms? This is my previous code <select class="form-control" name="division" data-error="...

I get problem for disable csrf using flask-wtf for a restapi. The problem is similar like here: Flask-Restful POST fails due CSRF protection of Flask-WTF, but I use flask original instead of flask-...

I am using flask-wtforms to create a Textarea. body = TextAreaField('body') I want to change the value of the textarea which you can do in html like this. <textarea>other value then defau...

I'm using virtualenv to set up a new project. I installed a lot of things using virtualenv pip from the script folder like below: flask\scripts\pip install Flask-WTF I have no other packages ins...

I have a field in which the user is ask to input a year. My html looks like this <div class="form-group {% if form_search2.year_search.errors %} error {% endif %}" style="padding: 0px;"> &l...