Resolve reoccurrence of issue #78 for admin list display converts (#81)

jalali_date/admin.py

@@ -4,6 +4,7 @@
 
 from jalali_date import date2jalali, datetime2jalali
 from jalali_date.fields import JalaliDateField, SplitJalaliDateTimeField
+from jalali_date.utils import normalize_strftime
 from jalali_date.widgets import AdminJalaliDateWidget, AdminSplitJalaliDateTime
 
 overrides = {
@@ -62,6 +63,7 @@ def func(obj):
             if not g_date:
                 return ''
             else:
+                strftime = normalize_strftime(strftime)
                 return convert_func(g_date).strftime(strftime)
 
         func.short_description = field.verbose_name
@@ -89,4 +91,3 @@ def __init__(self, *args, **kwargs):
         formfield_overrides.update(self.formfield_overrides)
         self.formfield_overrides = formfield_overrides
         super(TabularInlineJalaliMixin, self).__init__(*args, **kwargs)
-

jalali_date/templatetags/jalali_tags.py

@@ -5,6 +5,7 @@
 from django.conf import settings
 
 from jalali_date import date2jalali, datetime2jalali
+from jalali_date.utils import normalize_strftime
 
 django_version = get_version()
 if StrictVersion(django_version) >= StrictVersion('1.9'):
@@ -27,16 +28,6 @@ def contents(self):
 		return self.value
 
 
-def normalize_strftime(strftime):
-	"""
-	Normalize strftime values to make sure their usable for datetime libraries.
-	"""
-	if not isinstance(strftime, str):
-		# Convert non-str values to str to support stuff like "lazy_translations".
-		strftime = str(strftime)
-	return strftime
-
-
 @register.filter
 def to_jalali(g_date, strftime=None):
 	if g_date is None:

jalali_date/utils.py

@@ -0,0 +1,8 @@
+def normalize_strftime(strftime):
+	"""
+	Normalize strftime values to make sure their usable for datetime libraries.
+	"""
+	if not isinstance(strftime, str):
+		# Convert non-str values to str to support stuff like "lazy_translations".
+		strftime = str(strftime)
+	return strftime