[bridgedb/master] Change parameter `x` → `port` in addr.PortList.__getitem__().

[isis at torproject.org]

commit 9494506655a027e5c8daca475daad2acf4c0ae2b
Author: Isis Lovecruft <isis at torproject.org>
Date:   Sat Dec 7 04:45:39 2013 +0000

    Change parameter `x` → `port` in addr.PortList.__getitem__().
---
 lib/bridgedb/parse/addr.py |   10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/lib/bridgedb/parse/addr.py b/lib/bridgedb/parse/addr.py
index 0c50934..7347bd1 100644
--- a/lib/bridgedb/parse/addr.py
+++ b/lib/bridgedb/parse/addr.py
@@ -361,12 +361,12 @@ class PortList(object):
         """Returns the total number of ports in this PortList."""
         return len(self.ports)
 
-    def __getitem__(self, x):
-        """Get a port if it is in this PortList.
+    def __getitem__(self, port):
+        """Get the value of ``port`` if it is in this PortList.
 
-        :raises: ValueError if ``x`` isn't in this PortList.
+        :raises: ValueError, if ``port`` isn't in this PortList.
         :rtype: integer
-        :returns: The port ``x``, if it is in this PortList.
+        :returns: The ``port``, if it is in this PortList.
         """
         portlist = list(self.ports)
-        return portlist[portlist.index(x)]
+        return portlist[portlist.index(port)]