From 8572b059c55ebde3134b03f5a1fa78f29f69746e Mon Sep 17 00:00:00 2001
From: Benjamin Dauvergne <bdauvergne@entrouvert.com>
Date: Mon, 22 Oct 2018 12:00:45 +0200
Subject: [PATCH 2/3] evalutils: add attachment(content, filename,
 content_type) helper (#27323)

---
 wcs/qommon/evalutils.py | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/wcs/qommon/evalutils.py b/wcs/qommon/evalutils.py
index 98ce810a..9d2cd797 100644
--- a/wcs/qommon/evalutils.py
+++ b/wcs/qommon/evalutils.py
@@ -118,6 +118,19 @@ def age_in_seconds(born, today=None):
     today = make_datetime(today)
     return datetime_delta(today, born).total_seconds()
 
+
 def add_days(date, count):
     '''Add the given number of days to date'''
     return make_date(date) + datetime.timedelta(days=count)
+
+
+def attachment(content, filename='', content_type='application/octet-stream'):
+    '''Serialize content as an attachment'''
+    import base64
+
+    return {
+        'filename': filename,
+        'content_type': content_type,
+        'b64_content': base64.b64encode(content),
+    }
+
-- 
2.18.0