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3 advanced usage 3.1 creating virtual environment based on Pipfile pipenv install Practical examples are as follows: Here, delete the current virtual environment first, and then recreate the virtual environment. You can see that the recreated environment is the same as that before deletion. Not only the virtual environment is recreated ...

Winter vacation Python Tour The club requires self-study of Python, and the card is played every three days. It can be said that it is very friendly to lazy people like me who have no motivation to learn.) 1.23~1.25 The 23rd was very motivated, but I touched it later( Next time, you must not be so degenerate. You learn very little Chapter ...

1, JavaScript Foundation 1, JavaScript overview 1. What is JavaScript 1) JS introduction JS, for short, is a browser interpreted language, which is nested in HTML files and handed to the browser for interpretation and execution. It is mainly used to realize the dynamic effect of web pages, user interaction, front and back-end data trans ...

Implement a simple CA system, which includes the following functions: Certificate generation: after the user provides a Certificate Signing Request (CSR) and public key, the system will automatically generate a certificate for the user and issue it through email. Two types of certificates for SSL and code signing are supported.Certificate revo ...

Task: extract medical records. Some medical records exist in pdf books, but these PDFs are in picture format. These contents need to be converted into text content.Idea: convert the pdf file into a single picture set, and then ocr recognize the single picture, and splice the recognized text.Use pypdf2 module to read pdf and binary content, and ...

1. ModulePython module is a file containing Python definitions and statements (that is, a script file ending in. py);The file name is the module name and the file suffix is py；Within a module, the module name can be__ name__ Method.Definition moduleDefine a module Fibo, that is, create a Fibo Py file# fibo.py# Fibonacci numbers module def fib ...

I wrote a Baidu picture downloader some time ago, and found that many people need to use it. To tell you the truth, the baidu picture downloader written before is relatively LOW. Today, I just had time to upgrade it. The way to obtain the complete source code is at the end of the article. If necessary, you can download it directly. Two bugs hav ...

The use of poetry in Python package management Poetry is a Python virtual environment and dependency management tool. I used pipenv before. I came into contact with poetry when learning httprunner recently. Poetry is similar to pipenv, and also provides packaging and publishing functions. Official documents: https://python-poetry.org/docs/ py ...

Docker lifecycle and DockerfileDocker lifecycleDuring the operation of the container, no matter what operation is carried out, once the container exits or restarts, the data in it will be cleared, which is the life cycle of the container.Dockerfile and command linedirectory structuretke-lesson3 ├── Dockerfile ├── sources.list sources.list file ...

Recently, a GUI applet has been developed with pyqt5, which is summarized here~ install Install pyqt5 and pyqt5 tools pip install pyqt5 pip install pyqt5-tools Integrate PyQt in PyCharm Because I use PyCharm to develop, I integrate PyQt to improve efficiency. The operation steps are as follows 1. Open [file - > Settings - > tools ...