diff --git a/www/conservancy/apps/news/templatetags/subtract.py b/www/conservancy/apps/news/templatetags/subtract.py new file mode 100644 index 00000000..f79c514f --- /dev/null +++ b/www/conservancy/apps/news/templatetags/subtract.py @@ -0,0 +1,6 @@ +from django import template +register = template.Library() + +@register.filter +def subtract(value, arg): + return value - arg diff --git a/www/conservancy/templates/base_conservancy.html b/www/conservancy/templates/base_conservancy.html index 0ba2395b..566c4feb 100644 --- a/www/conservancy/templates/base_conservancy.html +++ b/www/conservancy/templates/base_conservancy.html @@ -1,4 +1,5 @@ {% load humanize %} +{% load subtract %}