micropython-lib/multiprocessing/test_pipe.py

20 wiersze
495 B
Python

import sys
import os
from multiprocessing import Process, Pipe, Connection
def f(conn):
conn.send([42, None, 'hello'])
conn.send([42, 42, 42])
conn.close()
if __name__ == '__main__':
parent_conn, child_conn = Pipe(False)
print(parent_conn, child_conn)
p = Process(target=f, args=(child_conn,))
# Extension: need to call this for uPy
p.register_pipe(parent_conn, child_conn)
p.start()
print(parent_conn.recv())
print(parent_conn.recv())
p.join()