Fixed #119 -- Explicitly set decimal rounding mode

src/pretix/plugins/banktransfer/mt940import.py

@@ -1,8 +1,9 @@
 import io
-from decimal import Decimal
 
 import mt940
 
+from pretix.base.decimal import round_decimal
+
 
 def parse(file):
     data = file.read()
@@ -20,7 +21,7 @@ def parse(file):
             'reference': "\n".join([
                 t.data.get(f) for f in ('transaction_details', 'customer_reference', 'bank_reference',
                                         'extra_details') if t.data.get(f, '')]),
-            'amount': str(t.data['amount'].amount.quantize(Decimal('.01'))),
+            'amount': str(round_decimal(t.data['amount'].amount)),
             'date': t.data['date'].isoformat()
         })
     return result