python-stdnum branch master updated. 1.12-2-g388bac9

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https://arthurdejong.org/git/python-stdnum/commit/?id=388bac9d3df5e40d7d7f8bb112f114d05f10b7b5

commit 388bac9d3df5e40d7d7f8bb112f114d05f10b7b5
Author: Kurt Keller <Kurt@pinboard.jp>
Date:   Mon Nov 4 23:01:20 2019 +0100

    Add format to iso11649
    
    Closes https://github.com/arthurdejong/python-stdnum/pull/171

diff --git a/stdnum/iso11649.py b/stdnum/iso11649.py
index f176852..d0b784f 100644
--- a/stdnum/iso11649.py
+++ b/stdnum/iso11649.py
@@ -41,6 +41,8 @@ True
 Traceback (most recent call last):
     ...
 InvalidChecksum: ...
+>>> format('RF18539007547034')
+'RF18 5390 0754 7034'
 """
 
 from stdnum.exceptions import *
@@ -73,3 +75,14 @@ def is_valid(number):
         return bool(validate(number))
     except ValidationError:
         return False
+
+
+def format(number):
+    """Format the number provided for output.
+
+    Blocks of 4 characters, the last block can be less than 4 characters. See
+    https://www.paymentstandards.ch/dam/downloads/ig-qr-bill-en.pdf chapter
+    3.6.2.
+    """
+    number = compact(number)
+    return ' '.join(number[i:i + 4] for i in range(0, len(number), 4))

-----------------------------------------------------------------------

Summary of changes:
 stdnum/iso11649.py | 13 +++++++++++++
 1 file changed, 13 insertions(+)


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