# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1427816139 -7200
# Node ID 287659e8dc829f84c9043c00653bb146ad05e6f1
# Parent  81644290914bec64d7520a92590d14dac3462373
Added a values_from_items function and tidied up naming.

diff -r 81644290914b -r 287659e8dc82 imiptools/data.py
--- a/imiptools/data.py	Tue Mar 31 14:54:10 2015 +0200
+++ b/imiptools/data.py	Tue Mar 31 17:35:39 2015 +0200
@@ -234,11 +234,11 @@
     """
 
     if d.has_key(name):
-        values = d[name]
+        items = d[name]
         if all:
-            return values
-        elif len(values) == 1:
-            return values[0]
+            return items
+        elif len(items) == 1:
+            return items[0]
         else:
             return None
     else:
@@ -261,13 +261,16 @@
     else:
         return {}
 
+def values_from_items(items):
+    return map(lambda x: x[0], items)
+
 def get_values(d, name, all=True):
     if d.has_key(name):
-        values = d[name]
-        if not all and len(values) == 1:
-            return values[0][0]
+        items = d[name]
+        if not all and len(items) == 1:
+            return items[0][0]
         else:
-            return map(lambda x: x[0], values)
+            return values_from_items(items)
     else:
         return None