# coding=utf-8
import six
from django.utils.functional import allow_lazy
# conditional import, force_unicode was renamed in Django 1.5
try:
from django.utils.encoding import force_unicode # NOQA
except ImportError:
from django.utils.encoding import force_text as force_unicode # NOQA
def truncate_letters(s, num):
"""
truncates a string to a number of letters, similar to truncate_words
"""
s = force_unicode(s)
length = int(num)
if len(s) > length:
s = s[:length]
if not s.endswith('...'):
s += '...'
return s
truncate_letters = allow_lazy(truncate_letters, six.text_type)