From 980363b6e1a0390ce6c57e7352301fdb9174c8b3 Mon Sep 17 00:00:00 2001
From: Kristjan Roosild <kristjan.r@gmail.com>
Date: Wed, 29 Jul 2015 15:07:36 +0300
Subject: [PATCH] Fix unorderable types error&make code more uniform

---
 code/select-utxo.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/code/select-utxo.py b/code/select-utxo.py
index a8557f69..d1c488d3 100644
--- a/code/select-utxo.py
+++ b/code/select-utxo.py
@@ -26,9 +26,9 @@ def select_outputs_greedy(unspent, min_value):
     key_func = lambda utxo: utxo.value
     if greaters:
         # Not-empty. Find the smallest greater.
-        min_greater = min(greaters)
+        min_greater = min(greaters, key=key_func)
         change = min_greater.value - min_value
-        return [min_greater], change
+        return [min_greater], "Change: %d Satoshis" % change
     # Not found in greaters. Try several lessers instead.
     # Rearrange them from biggest to smallest. We want to use the least
     # amount of inputs as possible.