electrum

commit 97bc1b278876674e3481f135f28413c7877aec5d
parent efa1efedca6e6916db44e26101c70434b771e5e6
Author: Neil Booth <kyuupichan@gmail.com>
Date:   Sat, 23 Jan 2016 22:10:25 +0900

Don't split small change

Diffstat:
M
lib/coinchooser.py
 | 
3
++-

1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/lib/coinchooser.py b/lib/coinchooser.py
@@ -100,7 +100,8 @@ class CoinChooserBase(PrintError):
     def change_amounts(self, tx, count, fee_estimator, dust_threshold):
         # Break change up if bigger than max_change
         output_amounts = [o[2] for o in tx.outputs()]
-        max_change = max(max(output_amounts) * 1.25, dust_threshold * 10)
+        # Don't split change of less than 0.02 BTC
+        max_change = max(max(output_amounts) * 1.25, 0.02 * COIN)
 
         # Use N change outputs
         for n in range(1, count + 1):