diff --git a/Lib/multiprocessing/connection.py b/Lib/multiprocessing/connection.py index f73faf66b29..a5dc2a84246 100644 --- a/Lib/multiprocessing/connection.py +++ b/Lib/multiprocessing/connection.py @@ -41,7 +41,6 @@ import errno import time import tempfile import itertools -import select import _multiprocessing from multiprocessing import current_process, AuthenticationError @@ -214,28 +213,6 @@ if sys.platform != 'win32': return c1, c2 else: - if hasattr(select, 'poll'): - def _poll(fds, timeout): - if timeout is not None: - timeout = int(timeout) * 1000 # timeout is in milliseconds - fd_map = {} - pollster = select.poll() - for fd in fds: - pollster.register(fd, select.POLLIN) - if hasattr(fd, 'fileno'): - fd_map[fd.fileno()] = fd - else: - fd_map[fd] = fd - ls = [] - for fd, event in pollster.poll(timeout): - if event & select.POLLNVAL: - raise ValueError('invalid file descriptor %i' % fd) - ls.append(fd_map[fd]) - return ls - else: - def _poll(fds, timeout): - return select.select(fds, [], [], timeout)[0] - from _multiprocessing import win32 def Pipe(duplex=True):