subprocess — Subprocess management — Python 3.14.3 documentation
2 days ago · Information about how the subprocess module can be used to replace these modules and functions can be found in the following sections.
Subprocesses — Python 3.14.3 documentation
3 days ago · Because all asyncio subprocess functions are asynchronous and asyncio provides many tools to work with such functions, it is easy to execute and monitor multiple subprocesses in parallel.
Platform Support — Python 3.14.3 documentation
3 days ago · Subprocesses are not supported, i.e. loop.subprocess_exec() and loop.subprocess_shell() methods are not implemented. ProactorEventLoop has the following limitations:
IDLE — Python editor and shell — Python 3.14.3 documentation
1 day ago · By default, IDLE executes user code in a separate subprocess via a socket, which uses the internal loopback interface. This connection is not externally visible and no data is sent to or received …
multiprocessing — Process-based parallelism — Python 3.14.3 …
2 days ago · 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: …
shlex — Simple lexical analysis — Python 3.14.3 documentation
2 days ago · Executing commands quoted by this module on such shells can open up the possibility of a command injection vulnerability. Consider using functions that pass command arguments with lists …
Concurrent Execution — Python 3.14.3 documentation
2 days ago · subprocess — Subprocess management Using the subprocess Module Frequently Used Arguments Popen Constructor Exceptions Security Considerations Popen Objects Windows Popen …
What’s New In Python 3.13 — Python 3.14.2 documentation
Jan 17, 2026 · The subprocess module now uses the posix_spawn() function in more situations, including when close_fds is True (the default) on many modern platforms. This should provide a …
Event Loop — Python 3.14.3 documentation
Create a subprocess from cmd, which can be a str or a bytes string encoded to the filesystem encoding, using the platform’s “shell” syntax. This is similar to the standard library subprocess.Popen class …
multiprocessing.shared_memory — Shared memory for direct ... - Python
3 days ago · To avoid this issue, users of subprocess or standalone Python processes should set track to False when there is already another process in place that does the bookkeeping. track is ignored …