
venv — Creation of virtual environments — Python 3.14.2 …
2 days ago · A virtual environment is created on top of an existing Python installation, known as the virtual environment’s “base” Python, and by default is isolated from the packages in the …
12. Virtual Environments and Packages — Python 3.14.2 …
Dec 8, 2025 · The solution for this problem is to create a virtual environment, a self-contained directory tree that contains a Python installation for a particular version of Python, plus a …
4. Using Python on Windows — Python 3.15.0a2 documentation
5 days ago · The recommended command for launching Python is python, which will either launch the version requested by the script being launched, an active virtual environment, or the …
The Python Tutorial — Python 3.12.12 documentation
Mar 12, 2012 · Python is an easy to learn, powerful programming language. It has efficient high-level data structures and a simple but effective approach to object-oriented programming.
site — Site-specific configuration hook — Python 3.14.2 …
2 days ago · Default value is ~/.local for UNIX and macOS non-framework builds, ~/Library/Python/X.Y for macOS framework builds, and %APPDATA%\Python for Windows. …
Installing Python Modules — Python 3.14.2 documentation
2 days ago · venv is the standard tool for creating virtual environments, and has been part of Python since Python 3.3. Starting with Python 3.4, it defaults to installing pip into all created …
1. Command line and environment — Python 3.14.2 documentation
The Python interpreter is configured by default to use colors to highlight output in certain situations such as when displaying tracebacks. This behavior can be controlled by setting …
os — Miscellaneous operating system interfaces — Python 3.14.2 ...
In Python, file names, command line arguments, and environment variables are represented using the string type. On some systems, decoding these strings to and from bytes is necessary …
subprocess — Subprocess management — Python 3.14.2 …
5 days ago · This can be useful if you are using Python primarily for the enhanced control flow it offers over most system shells and still want convenient access to other shell features such as …
更新日志 — Python 3.9.24 文档
bpo-43710: Reverted the fix for https://bugs.python.org/issue42500 as it changed the PyThreadState struct size and broke the 3.9.x ABI in the 3.9.3 release (visible on 32-bit …