From bc51e00a0bb544ffdf5c249dbaf26384730f5e6a Mon Sep 17 00:00:00 2001
From: Erik Stein <erik@classlibrary.net>
Date: Wed, 1 Feb 2017 13:03:08 +0100
Subject: [PATCH] dates module.

---
 utils/dateformat.py |  3 ++-
 utils/dates.py      | 11 +++++++++++
 2 files changed, 13 insertions(+), 1 deletion(-)
 create mode 100644 utils/dates.py

diff --git a/utils/dateformat.py b/utils/dateformat.py
index 240dd24..68512c2 100644
--- a/utils/dateformat.py
+++ b/utils/dateformat.py
@@ -6,6 +6,7 @@ Extends django.utils.dateformat
 Adds date and time range functions
 
 # TODO Describe custom formats
+# TODO Use Django's names 'MONTH_DAY_FORMAT' and 'YEAR_MONTH_FORMAT'
 """
 
 
@@ -173,7 +174,7 @@ def format_timespan_range(timespan_object, force_wholeday=False, variant=DEFAULT
     if (timespan_object.is_multiday() or
        not timespan_object.start_time or
        force_wholeday):
-        # Don't show timespan
+        # Don't show times
         return rv
     else:
         rv = _("%(daterange)s %(timespan)s Uhr") % {
diff --git a/utils/dates.py b/utils/dates.py
new file mode 100644
index 0000000..9fb760e
--- /dev/null
+++ b/utils/dates.py
@@ -0,0 +1,11 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+# Erik Stein <code@classlibrary.net>, 2016
+
+
+import calendar
+
+
+def get_last_of_month(d):
+    day = calendar.monthrange(d.year, d.month)[1]
+    return d.replace(day=day)