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# xonsh.procs

Subprocess and pipeline execution for the xonsh shell.

Contains `SubprocSpec` construction, command pipelines, job control, callable-alias proxies, platform-specific process helpers and pipe/stream readers.

`executables` | Interfaces to locate executable files on file system.
`jobs` | Job control for the xonsh shell.
`pipelines` | Command pipeline tools.
`pipes` | Pipe channel for single-owner fd management.
`posix` | Interface for running subprocess-mode commands on posix systems.
`proxies` | Interface for running Python functions as subprocess-mode commands.
`readers` | File handle readers and related tools.
`specs` | Subprocess specification and related utilities.