The Python ecosystem has always been known for its rich libraries, which is also a major reason why this language is so popular. Here, I have compiled a list of useful Python libraries for various popular application areas, and I strongly recommend bookmarking them!
Audio and Video Processing
moviepy
MoviePy is a Python library for video editing and processing. It is built on top of the FFmpeg software package and provides a convenient way to manipulate video files, including cutting, merging, adding audio, adding text, applying effects, etc. It supports various common video formats such as MP4, AVI, GIF, and provides rich functionalities such as video clipping, resizing, adding effects, merging videos, adding audio, generating animations, etc.
scikit-video
Scikit-video is a Python library for video processing and computer vision. It provides various functions for reading, writing, editing, transforming, and analyzing video data.
audiolazy
audiolazy is a library for real-time audio data stream processing, supporting real-time data application processing, infinite data sequence representation, data stream representation, etc.
TimeSide
TimeSide is a Python framework for audio analysis, imaging, transcoding, streaming, and tag processing. It can handle complex processing of any audio or video content with very large datasets.
Image Processing
opencv
OpenCV is an open-source library widely used for computer vision and image processing. It provides rich image processing and computer vision algorithms, supporting image reading, displaying, conversion, filtering, feature extraction, object detection, etc. OpenCV also has cross-platform capabilities and can be used on different operating systems.
Pillow
Pillow is a Python image processing library that provides rich image processing functionalities, including image opening, saving, resizing, cropping, rotating, applying filters, etc. You can use Pillow to manipulate image files, generate thumbnails, apply filter effects, add watermarks, and perform image format conversions.
scikit-image
scikit-image is a Python library for image processing and computer vision tasks. It is built on top of the NumPy library and provides a range of feature-rich image processing algorithms and tools, including image filtering, edge detection, morphological operations, image segmentation, color conversion, feature extraction, image reconstruction, etc. It also supports image I/O operations, allowing reading and saving of various common image formats.
Game Development
cocos2d
cocos2d is a Python framework for developing 2D games and other graphical interactive applications.
Panda3D
Panda3D is a 3D rendering and game development framework for Python and C++ programs.
PyOpenGL
PyOpenGL is a Python binding library for OpenGL, which provides the functionality to use Python for OpenGL programming. It allows developers to call OpenGL API using the Python language for tasks such as graphics rendering, image processing, and graphics computation. It is widely used in computer graphics and game development.
Financial Data
Tushare
Tushare is an open-source financial data interface package that provides rich functionalities for accessing, processing, and analyzing financial market data. It can be used to obtain various financial market data, including stocks, funds, futures, indices, as well as historical market data, financial data, fund flows, market indices, etc. It also provides some data preprocessing and analysis tools, such as data cleaning, data merging, data visualization, etc.
Ta-Lib
Ta-Lib is an open-source library for technical analysis of financial markets. It provides various methods for calculating classic technical indicators and chart patterns, as well as rich functions and tools for analyzing time series data and generating various numerical technical indicators.
AkShare
AkShare (AlphaKeshi) is an open-source financial data interface package for accessing, processing, and analyzing financial market data. It is written in Python and provides a simple yet powerful API for obtaining financial market data such as stocks, funds, futures, indices, etc.
Web Scraping
Scrapy
Scrapy is a Python framework for web scraping. It provides a convenient and efficient way to extract structured data from web pages. Scrapy has powerful crawling and parsing capabilities, allowing it to handle dynamic web pages, form handling, user login simulation, etc.
PySpider
PySpider is a powerful web scraping framework based on Python and the Twisted asynchronous network library. PySpider provides a simple and flexible interface that allows you to easily write and run web crawlers to fetch web page data.
RoboBrowser
RoboBrowser is a simple yet powerful Python library for web scraping by simulating browser behavior. It provides a simple way to automate browser operations, including sending HTTP requests, filling out forms, clicking buttons, parsing web page content, etc.
Data Visualization
matplotlib
Matplotlib is a Python library for creating data visualization charts. It provides a wide range of plotting tools and functions, which can be used to create various types of charts, including line charts, scatter plots, bar charts, pie charts, contour plots, 3D plots, etc.
pyecharts
Pyecharts is a Python library for generating interactive charts and visualizations. It is based on the Echarts JavaScript library and provides a simple yet powerful way to create various types of charts, including line charts, bar charts, scatter plots, pie charts, maps, etc.
plotly
Plotly is a Python library for data visualization and interactive charts. It provides rich and powerful tools for creating various types of charts, such as line charts, scatter plots, bar charts, heatmaps, area charts, etc.
UI
PyQt
PyQt is a Python binding library for creating cross-platform graphical user interface (GUI) applications. It is a Python wrapper for the Qt application framework and provides a rich set of GUI components and tools, allowing developers to quickly build powerful applications.
Tkinter
Tkinter is the standard GUI toolkit for Python. It provides functions for creating windows, buttons, text boxes, labels, and other GUI components.
Web Frameworks
pyramid
Pyramid is a Python web framework for building web applications. It aims to provide a simple, flexible, and scalable development approach to meet the requirements of various scales and types of applications.
Django
Django is an open-source web application framework written in Python. It provides a complete set of tools and libraries for rapid development of web applications, including URL routing, template engine, database models, form handling, user authentication, admin interface, etc.
Flask
Flask is a lightweight web application framework written in Python. It is built on top of the Werkzeug and Jinja2 libraries, providing a simple and flexible way to develop web applications.