Use selectors.DefaultSelector over select.select

select.select, while being available on many platforms has the drawback of not
being very modern. On some Linux systems, for instance, it is limited to 1024
open file descriptors. Python offers a nice wrapper to choose the best way for
each OS to poll sockets named selectors.DefaultSelector.

Author: robsdedude

neo4j/io/__init__.py

@@ -41,7 +41,7 @@
 )
 from logging import getLogger
 from random import choice
-from select import select
+import selectors
 from socket import (
     AF_INET,
     AF_INET6,
@@ -1326,8 +1326,9 @@ def _handshake(s, resolved_address):
 
     # Handle the handshake response
     ready_to_read = False
-    while not ready_to_read:
-        ready_to_read, _, _ = select((s,), (), (), 1)
+    with selectors.DefaultSelector() as selector:
+        selector.register(s, selectors.EVENT_READ)
+        selector.select(1)
     try:
         data = s.recv(4)
     except OSError: