Flask

问题 I am new to wtforms. I have to provide user with list of fruits and cost of each fruit as shown below, Total number of fruits are dynamically generated and each fruit prices is also dynamically generated. Below is my declaration, from flask.ext.wtf import Form class SelectForm(Form): def __init__(self, csrf_enabled=False, *args, **kwargs): super(SelectForm, self).__init__(csrf_enabled=csrf_enabled, *args, **kwargs) fruits_list = wtforms.FieldList( wtforms.SelectField('fruits', validators =

问题 I want to add 'sign-in via GMail' functionality to a website. I create login.html and project.py to process the response. I add a button to login.html : function renderButton() { gapi.signin2.render('my-signin2', { 'scope': 'profile email', 'width': 240, 'height': 50, 'longtitle': true, 'theme': 'dark', 'onsuccess': signInCallback, 'onfailure': signInCallback }); }; I have a callBack function. In the browser console, I can see that the response contains access_token , id_token (what is the

问题 I'm working on a Flask web server. What is the best way to read a table from my SQL database, display it editable in the users webbrowser via HTML and after the user submits get the changes and write it back to the sql database? CRUD on the database is the easiest thing. I can also display the table in the browser with Jinja, but non-editable. But I absolutly have no idea have to display the data in such a way that the user can edit cells, or delete and add rows. I also don't know how I send

问题 I'm working on a Flask web server. What is the best way to read a table from my SQL database, display it editable in the users webbrowser via HTML and after the user submits get the changes and write it back to the sql database? CRUD on the database is the easiest thing. I can also display the table in the browser with Jinja, but non-editable. But I absolutly have no idea have to display the data in such a way that the user can edit cells, or delete and add rows. I also don't know how I send

问题 I'm working on a Flask web server. What is the best way to read a table from my SQL database, display it editable in the users webbrowser via HTML and after the user submits get the changes and write it back to the sql database? CRUD on the database is the easiest thing. I can also display the table in the browser with Jinja, but non-editable. But I absolutly have no idea have to display the data in such a way that the user can edit cells, or delete and add rows. I also don't know how I send

问题 I want to add 'sign-in via GMail' functionality to a website. I create login.html and project.py to process the response. I add a button to login.html : function renderButton() { gapi.signin2.render('my-signin2', { 'scope': 'profile email', 'width': 240, 'height': 50, 'longtitle': true, 'theme': 'dark', 'onsuccess': signInCallback, 'onfailure': signInCallback }); }; I have a callBack function. In the browser console, I can see that the response contains access_token , id_token (what is the

问题 @app.route('/forgotpasswd/<token>',methods=['GET', 'POST']) def forgot_passwd(token): form = Newpasswd(request.form) password=form.passwd.data if request.method == "POST" and form.validate(): try: email = secret.loads(token, salt='forgotpasswd', max_age=3600) except SignatureExpired: flash("Timeout","danger") return render_template("index.html") finally: cursor=Mysql.connection.cursor() sorgu = "UPDATE users set password='{}' WHERE email= '{}' ".format(password,email) cursor.execute(sorgu)

问题 I have a list of named locations and a set of lat/lng bounds that I want to plug in to the Google Maps API and have it find the locations for me. The names can be very vague, like simply "the boarding school". Using the lat/lng bounds, is there a way I can get GMaps to find these vaguely named locations within the coordinates provided? My application is web-based and powered by Python Flask in the backend. I've tried looking into Maps' Place Search, but it seems like it can only 'prefer' a

问题 I have a Flask application that subscribes to MQTT topics through a mosquitto broker (v 1.6.4). When run directly (using Flask's own server), the client connects, subscribes and receives messages. When the app is served by a uWSGI server (v 2.0.17), the client connects, subscribes but does not receive messages. The logs from the client for the two scenarios are as follows. Only in the first scenario is the message received. When run using Flask's own server: python project.py Sending CONNECT

问题 I got a VPS and I wanted to host my flask app there. I followed DigitalOcean's tutorial on "How To Serve Flask Applications with Gunicorn and Nginx on Ubuntu 18.04" (I didnt get the VPS from DO) and everything worked fine with the example app... when I tried to replace the files with my app's files and host the app again I get a 500 error. The 500 error doesnt appear everywhere. It comes up where my .db file is envoled like where I have posts or users etc.. Everything else loads up fine. The