From ed86839fd08d8b84166f679245221baaac4dd979 Mon Sep 17 00:00:00 2001
From: ng0 <ng0@n0.is>
Date: Fri, 27 Sep 2019 18:59:05 +0000
Subject: silence a deprecation warning until a proper solution is found.

---
 payments/fields.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/payments/fields.py b/payments/fields.py
index 1c1290a..239da52 100644
--- a/payments/fields.py
+++ b/payments/fields.py
@@ -27,7 +27,7 @@ class CreditCardNumberField(forms.CharField):
 
     def to_python(self, value):
         if value is not None:
-            value = re.sub('[\s-]+', '', value)
+            value = re.sub(r'[\s-]+', '', value)
         return super(CreditCardNumberField, self).to_python(value)
 
     def validate(self, value):
-- 
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