I bought a server, and I encountered some problems when deploying flask program for the first time, as follows Google found that you can directly use gunicorn3 to support python3 . After the server is installed, it can be started using gunicorn3...
the Nginx+Gunicorn+Flask used for the project has been successfully deployed to the vultr server and can be accessed by the external network. There is no problem with using flask built-in server locally, so the problem should be on Nginx the problem n...
I encountered a problem when I used flask_sqlalchemy for the first time, as follows uses python version 3.6 , uses conda as the package manager, and has successfully installed flask_sqlalchemy and other related dependent packages. the simpl...
I want to implement the function of , which returns all questions under all tags that the user follows and sorts them in chronological order. Tag and Question are many-to-many, User and Question are one-to-many, and user and tag are many-to-many I ...
Flask sends QQ email too slowly (even asynchronously). The original 150ms response page has been changed to 5s by adding email. Do you have a solution that is relatively simple ? now I am very confused that since I have opened a new thread to send em...
Ladies and Gentlemen, I want to use vuejs,element ui, background flask to develop a website similar to Xiaonei. just started to introduce files such as vue.js,element.css directly into the html page of the home page, and designed a draft of the layout ...
form class: from flask_wtf import FlaskForm from wtforms import StringField,PasswordField,BooleanField,SubmitField from wtforms.validators import DataRequired,Length class LoginForm(FlaskForm): username = StringField( : ,validators=[DataRequired...
when I was learning flask, I came across the extension flask-login. I don t understand the user_loader decorator very much. query many articles questions and answers all mentioned that the decorator user_loader assigns the decorative function to sel...
how to get the value of csrf_token on the backend using flask-wtforms ...
flask is used in python. There is a page that uses xlrd to parse the data timeout of an 80,000 excel. Is there any way not to time out? the code is as follows @app.route( import ) def import_xlsx(): -sharp conn = pymysql.connect(host= 192...
< H1 > user table < H1 > class User (db.Model): id = db.Column(db.Integer, primary_key=True) username = db.Column(db.String(40), unique=True) password = db.Column(db.String(128)) < H1 > order form < H1 > class User (db.Model): id = db.Column(...
problem description I also took a look at Baidu, saying that the stability of the built-in server is poor, and the concurrency is not high. But there is no specific summary, ask the great god. no, no, no. ...
like this, it s stuck here all the time. ...
recently, project development has encountered a very unreasonable problem. The problem reported is werkzeug.routing.BuildError: Could not build url for endpoint home.order .. Did you forget to specify values [ page ]? looking at the error report, ...
writes a simple Flask Web Application, but when Debug, all URL accesses return 404 Code Project: https: github.com jualy007 n... RuleMap contains many rule. Simply take a rule: Rule home (HEAD, OPTIONS, GET)-> home.hometest 127.0.0.1:8000 ...
after the database updates the data, there is no change after flask_admin refresh, and the database sqlserver2000 admin, refresh and no re-update I wonder where the cached data is, and I don t know what to do with it. I found it on the Interne...
the code is as follows: view.py . @ approval.route ( submit , methods= [ GET , POST ]) @ login_required def _ submit (): form = LEForm() if current_user.can(Permission.WRITE) and request.form.get( submit , None) == "": po...
Dropzoneflaskflask_dropzone...
deploy the flask project using centos7.6 supervisor, and the calling database always reports an exception SystemExit: 1 the exception code posted below 2018-12-25 20:59:46 [15759: Website Pilot app v0_1 user view.py:127] [ERROR] code_login Traceback (...
I use flask from werkzeug.security import generate_password_hash, check_password_hash encrypt the password registered by the user, and perform the password hash operation in the model User class User(Base): id = Column(Integer, primary_key=True) ...