electrum

commit 743ef9ec8f1e69c56f587359f00de19f4f05ff0a
parent 7ab9fa5be48cf5aefec98d94657241c73a6e280c
Author: SomberNight <somber.night@protonmail.com>
Date:   Sun, 28 Jan 2018 01:56:26 +0100

fix #3783

Diffstat:
M
lib/exchange_rate.py
 | 
7
++++++-

1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/lib/exchange_rate.py b/lib/exchange_rate.py
@@ -5,6 +5,7 @@ import sys
 from threading import Thread
 import time
 import csv
+import decimal
 from decimal import Decimal
 
 from .bitcoin import COIN
@@ -389,7 +390,11 @@ class FxThread(ThreadJob):
     def ccy_amount_str(self, amount, commas):
         prec = CCY_PRECISIONS.get(self.ccy, 2)
         fmt_str = "{:%s.%df}" % ("," if commas else "", max(0, prec))
-        return fmt_str.format(round(amount, prec))
+        try:
+            rounded_amount = round(amount, prec)
+        except decimal.InvalidOperation:
+            rounded_amount = amount
+        return fmt_str.format(rounded_amount)
 
     def run(self):
         # This runs from the plugins thread which catches exceptions