From 23ea02c79cde40a25fea9eb1c97d216d25f8590d Mon Sep 17 00:00:00 2001
From: Julien Palard <julien@palard.fr>
Date: Sun, 3 Feb 2019 02:32:37 +0100
Subject: Protocol Docs: Python check bump to Python 3

---
 doc/protocol.txt | 24 +++++++++++++-----------
 1 file changed, 13 insertions(+), 11 deletions(-)

(limited to 'doc')

diff --git a/doc/protocol.txt b/doc/protocol.txt
index b151f88d8..4c8ddd500 100644
--- a/doc/protocol.txt
+++ b/doc/protocol.txt
@@ -59,29 +59,31 @@ function check_if_minetestserver_up($host, $port)
 	{
 		# We got a reply! read the peer id from it.
 		$peer_id = substr($buf, 9, 2);
-		
+
 		# Disconnect
 		$buf = "\x4f\x45\x74\x03".$peer_id."\x00\x00\x03";
 		socket_sendto($socket, $buf, strlen($buf), 0, $host, $port);
 		socket_close($socket);
-		
+
 		return true;
 	}
 	return false;
 }
 
 - Here's a Python script for checking if a minetest server is up, confirmed working
-#!/usr/bin/env python
+
+#!/usr/bin/env python3
 import sys, time, socket
+
 address = ""
 port = 30000
 if len(sys.argv) <= 1:
     print("Usage: %s <address>" % sys.argv[0])
     exit()
-if ':' in sys.argv[1]:
-    address = sys.argv[1].split(':')[0]
+if ":" in sys.argv[1]:
+    address = sys.argv[1].split(":")[0]
     try:
-        port = int(sys.argv[1].split(':')[1])
+        port = int(sys.argv[1].split(":")[1])
     except ValueError:
         print("Please specify a valid port")
         exit()
@@ -92,17 +94,17 @@ try:
     start = time.time()
     sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
     sock.settimeout(2.0)
-    buf = "\x4f\x45\x74\x03\x00\x00\x00\x01"
+    buf = b"\x4f\x45\x74\x03\x00\x00\x00\x01"
     sock.sendto(buf, (address, port))
     data, addr = sock.recvfrom(1000)
     if data:
         peer_id = data[12:14]
-        buf = "\x4f\x45\x74\x03" + peer_id + "\x00\x00\x03"
+        buf = b"\x4f\x45\x74\x03" + peer_id + b"\x00\x00\x03"
         sock.sendto(buf, (address, port))
         sock.close()
         end = time.time()
-        print("%s is up (%0.5fms)" % (sys.argv[1],end-start))
+        print("%s is up (%0.5fms)" % (sys.argv[1], end - start))
     else:
         print("%s seems to be down " % sys.argv[1])
-except:
-    print("%s seems to be down " % sys.argv[1])
+except Exception as err:
+    print("%s seems to be down (%s) " % (sys.argv[1], str(err)))
-- 
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