@register.filter(name='truncatechars')
@stringfilter
def truncatechars(value, arg):
    try:
        length = int(arg)
    except ValueError: # Invalid literal for int().
        return value # Fail silently.
    if len(value) > length:
        return value[:length] + '...'
    return value
Truncates a string after a certain number of chars.
dataset/ETHPy150Open disqus/overseer/overseer/templatetags/overseer_helpers.py/truncatechars