traffic: give Packet __slots__ for reduced memory

Signed-off-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>

diff --git a/python/samba/emulate/traffic.py b/python/samba/emulate/traffic.py
index 6595996e3146772201a4d9bd98dcd8f95eea45bc..7d140c1bc2d56b8efc3883cebfcd494592d53345 100644 (file)
--- a/python/samba/emulate/traffic.py
+++ b/python/samba/emulate/traffic.py
@@ -156,9 +156,18 @@ class FakePacketError(Exception):
 
 class Packet(object):
     """Details of a network packet"""
+    __slots__ = ('timestamp',
+                 'ip_protocol',
+                 'stream_number',
+                 'src',
+                 'dest',
+                 'protocol',
+                 'opcode',
+                 'desc',
+                 'extra',
+                 'endpoints')
     def __init__(self, timestamp, ip_protocol, stream_number, src, dest,
                  protocol, opcode, desc, extra):
-
         self.timestamp = timestamp
         self.ip_protocol = ip_protocol
         self.stream_number = stream_number