subprocess — Subprocess management — Python 3.14.3 documentation
Mar 25, 2026 · Using the subprocess Module ¶ The recommended approach to invoking subprocesses is to use the run() function for all use cases it can handle. For more advanced use cases, the …
Subprocesses — Python 3.14.3 documentation
2 days ago · Both create_subprocess_exec() and create_subprocess_shell() functions return instances of the Process class. Process is a high-level wrapper that allows communicating with subprocesses …
17.1. subprocess — 子进程管理 — Python 2.7.18 文档
Feb 7, 2018 · 17.1.1. 使用 subprocess 模块 ¶ The recommended way to launch subprocesses is to use the following convenience functions. For more advanced use cases when these do not meet your …
Concurrent Execution — Python 3.14.4 documentation
2 days ago · subprocess — Subprocess management Using the subprocess Module Frequently Used Arguments Popen Constructor Exceptions Security Considerations Popen Objects Windows Popen …
multiprocessing — Process-based parallelism — Python 3.14.3 …
Mar 26, 2026 · The fork start method should be considered unsafe as it can lead to crashes of the subprocess as macOS system libraries may start threads. See bpo-33725. Changed in version 3.14: …
Transports and Protocols — Python 3.14.3 documentation
2 days ago · An example of a subprocess protocol used to get the output of a subprocess and to wait for the subprocess exit. The subprocess is created by the loop.subprocess_exec() method:
shlex — Simple lexical analysis — Python 3.14.4 documentation
2 days ago · Source code: Lib/shlex.py The shlex class makes it easy to write lexical analyzers for simple syntaxes resembling that of the Unix shell. This will often be useful for writing minilanguages, …
Developing with asyncio — Python 3.14.3 documentation
2 days ago · In addition, asyncio’s Subprocess APIs provide a way to start a process and communicate with it from the event loop. Lastly, the aforementioned loop.run_in_executor() method can also be …
Event loop — Python 3.14.4 documentation
Preface The event loop is the core of every asyncio application. Event loops run asynchronous tasks and callbacks, perform network IO operations, and run subprocesses. Application developers should …
The Python Standard Library — Python 3.14.3 documentation
Mar 25, 2026 · The Python Standard Library ¶ While The Python Language Reference describes the exact syntax and semantics of the Python language, this library reference manual describes the …