@register.filter(is_safe=False)<EOL>@stringfilter<EOL>def append_s(value):
if value.endswith('<STR_LIT:s>'):<EOL><INDENT>return u"<STR_LIT>".format(value)<EOL><DEDENT>else:<EOL><INDENT>return u"<STR_LIT>".format(value)<EOL><DEDENT>
Adds the possessive s after a string.

value = 'Hans' becomes Hans'
and value = 'Susi' becomes Susi's