From 1654a35766ed684fff15a5befedf789c0eb795bf Mon Sep 17 00:00:00 2001
From: Jeremy Fincher <jemfinch@users.sourceforge.net>
Date: Tue, 30 Mar 2004 08:32:55 +0000
Subject: [PATCH] Added trueCycle in preparation for the new registry stuff for
 multiple servers per network.

---
 src/fix.py | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/src/fix.py b/src/fix.py
index feab576a3..4814fe37f 100644
--- a/src/fix.py
+++ b/src/fix.py
@@ -70,12 +70,23 @@ def window(L, size):
         yield L[i:i+size]
 
 import itertools
-def ilen(iterator):
+def ilen(iterable):
     """Returns the length of an iterator."""
     i = 0
-    for _ in iterator:
+    for _ in iterable:
         i += 1
     return i
+
+def trueCycle(iterable):
+    while 1:
+        yielded = False
+        for x in iterable:
+            yield x
+            yielded = True
+        if not yielded:
+            raise StopIteration
+
+itertools.trueCycle = trueCycle
 itertools.ilen = ilen
 
 def groupby(key, iterable):