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Networking and Interprocess Communication

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subprocess.Process

asyncio

class (source) not WASI

subprocess.Process(transport, protocol, loop)

An object that wraps OS processes created by the create_subprocess_exec() and create_subprocess_shell() functions.

© Python Software Foundation. PSF License Version 2 · Official docs ↗

Members of subprocess.Process

c

communicate: Interact with process:

k

kill: Kill the child process.

p

pid: Process identification number (PID).

r

returncode: Return code of the process when it exits.

s

send_signal: Sends the signal signal to the child process.
stderr: Standard error stream (StreamReader) or None if the process was created with stderr=None.
stdin: Standard input stream (StreamWriter) or None if the process was created with stdin=None.
stdout: Standard output stream (StreamReader) or None if the process was created with stdout=None.

t

terminate: Stop the child process.

w

wait: Wait until the process exit and return the process return code.