Python Labelme fixed label selection popup
Modify move: change True to False
Python
Python3 Peewee use
When using, first define the Model according to the requirements, and then create a table through create_tables(). If the database table has been created, you can directly create the Model through the python -m pwiz script tool
Python Peewee MySQL server has gone away && Lost connection to MySQL server during query
pymysql.err.OperationalError: (2013,Lost connection to MySQL server during query'), pymysql.err.InterfaceError: (0, ''), MySQL server has gone away
Detailed explanation of Python Selenium parent-son, brother, and adjacent node positioning methods
According to the positioning methods of father and son, brother, and adjacent nodes, many people will encounter the problem that the node they want to locate cannot be directly located in practical applications, and they need to be relatively located through nearby nodes.
python imaplib email reads email text content and attachment content
imaplib implements clients for communicating with Internet Message Access Protocol (IMAP) version 4 servers
Python Selenium wait for page load to complete
Why set elements to wait? When your network is slow, it is slow to open the webpage, the webpage is not fully opened, the code is already executing, but the element you locate is not found, and python will report an error at this time
Create a fake desktop in a Linux server to run a simulated browser with a head mode
Students who often use Selenium or Puppeteer know that the Chrome browser they start is divided into headed mode and headless mode. When operating on your own computer, if it is in head mode
Dozens of features that Selenium and Puppeteer can be detected by websites
Many people like to use Selenium or Puppeteer (Pyppeteer) to write crawlers by simulating a browser, thinking that this way they can not be detected by the website, and they can crawl whatever data they want
Python Loguru logging solution
For the logging module, even if it is simple to use, you need to define the format yourself. Here is a more elegant, efficient and concise third-party module: loguru
Python direct assignment, shallow copy and deep copy analysis
Direct assignment: In fact, it is a reference to the object. Shallow copy (copy): copies the parent object and does not copy the internal child objects of the object. Deep copy (deepcopy): The deepcopy method of the copy module completely copies the parent object and its child objects.