From 3fdc256143d03d2c5b95aab673028b893abeb508 Mon Sep 17 00:00:00 2001
From: Dean Troyer <dtroyer@gmail.com>
Date: Tue, 16 Jul 2013 14:49:54 -0500
Subject: Add dict2columns()

Add ShowOne.dict2columns() to handle the common process of displaying
a single dict as two columns of key and value.
---
 cliff/show.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/cliff/show.py b/cliff/show.py
index 39e94b1..855b2d2 100644
--- a/cliff/show.py
+++ b/cliff/show.py
@@ -44,3 +44,12 @@ class ShowOne(DisplayCommandBase):
                                 self.app.stdout,
                                 parsed_args)
         return 0
+
+    def dict2columns(self, data):
+        """Implement the common task of converting a dict-based object
+        to the two-column output that ShowOne expects.
+        """
+        if not data:
+            return ({}, {})
+        else:
+            return zip(*sorted(data.items()))
-- 
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