the company"s previous project is flask, but now we need to do a web-side background management system, whether to use flask"s orm or native SQL?.
the company"s previous project is flask, but now we need to do a web-side background management system, whether to use flask"s orm or native SQL?.
it is recommended to use the ORM framework. Flask has flask-sqlalchemy. Direct spelling SQL statements if there are a large number of items, or tedious operation, it is not very difficult to develop and maintain it.
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ORM Model Tokens has a field that is the creation time, as follows: create_time = db.Column(db.DateTime, nullable=False, default=datetime.now) Screenshot in the database: stackoverflowcast: db.cast(t.create_time, db.DATE)print: alone prin...
deploy the Flask project using gunicorn on the remote Linux Ubuntu server, but not using Nginx for the time being. For the Baidu Cloud domain name bought by , I applied for a free SSL certificate. There are three files downloaded with the exten...
I am writing a web page panel of selenium crawler, using flask to control some behavior of selenium. The target web page needs to scan the QR code to log in, and now the card is at this stage after scanning the QR code, because I can t figure out how t...
Flask framework, items are separated before and after . Cannot get data for fetch, backend post; specific symptoms: 1. getpost; 2. request.form 3. segmentfault; 4. POST Formdata username: aaa password: 1...
1. Py2.7,flask framework used by the development environment in pycharm, 2. During development, you create the flask project directly in pycharm code as follows: 3. The phenomenon is that the port is specified or the ip is set together with the port ...
: |--hello.py |--admin |--__init__.py |--admin.py hello.py from flask import Flask from admin.admin import admin app = Flask(__name__) app.register_blueprint(admin, url_prefix= admin ) admin.py from flask import Blueprint admin =...
define in models.py jiezhi_date = models.DateTimeField (blank = True, null = True, db_index = True, verbose_name = _ (u information cutoff )) in the template: < div style= "color:-sharpA8B1BA; " class= "text " > deadline: {{form.jiezhi_date}}...
I want to use flask to write a crawler, start it by clicking the button at the front, and then save the crawled content in the database, and the front end to display the data. is mainly about how to call the crawler. Give me an idea. Thank you ....
recently, I was learning the flask framework. When I came into contact with the concept of "separation of front and rear ends ", I was very curious. I checked on the Internet and said that the front and rear ends exchange data through JSON. My personal ...
according to the code of Dog Book, the program push to heroku master, was successfully run as a result of heroku run python flasky.py deploy failure error report is as follows: File " app .heroku python lib python3.6 site-packages alembic script bas...
1. At present, I have made a web version of the command execution using falsk-socketio, but it is found that it cannot be line-by-line . def shell(cmd, kwargs): print( >>>>>>>>> :%s % cmd) program_name = kwargs.get(...
I wrote a simple background with the flask framework, the project is written by pycharm, the virtual environment is automatically configured by pycharm when developing, and the project directory is as follows. app _ _ init__.py match _ _ in...
I have a server of Tencent Cloud. I use flask,uwsgi,nginx to build a server. is written like this according to the method on the Internet. my nginx configuration is I modified this file etc nginx sites-enabled default server { listen 80; s...
I m reading the flask web development book, and I m confused about the processing logic of submitting forms to the server through POST. the following is a code snippet from the book, which is the view function: corresponding to the root path @app.ro...
the backend has many logs or files distributed on hundreds of servers. You want to use flask to build a service and request to input information such as ip, path and file name of the backend service, and use the service provided by flask to obtain the ba...
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I want to add web terminal, to python s web project so that it can connect to the server directly through web to achieve a function similar to that of a fortress machine. Baidu for a while, look at is written in tornado + xterm.js. Can I write it in fla...
my development environment is the vagrant virtual machine under linux. I configured the environment using flask+gunicorn+supervisor+nginx and successfully output hello world , below is my directory where microblog is my project name, and app is ...
now after registering to play, jump to the login screen, and then log in to authenticate. I feel redundant in this step. After successful registration, how can I jump directly to the authentication page and log in to the current registered user? This i...
I have a callback function that I want to encapsulate with Flask so that HTTP can be called. The code is as follows: lib= c.CDLL( comparedFace.dll ) CALLBACKFUNC = c.CFUNCTYPE(None, c.c_int, c.c_char_p) lib.startComparedFace.restype = c.c_int lib.st...