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Filter that adds a period at the end of a string

Author:
Ztyx
Posted:
January 15, 2013
Language:
Python
Version:
1.2
Score:
0 (after 0 ratings)

Yeah, I know this is a very basic filter, but I thought I might as well share it with the world...

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from django.template.defaultfilters import stringfilter
from django.template.defaulttags import register


@stringfilter
@register.filter
def assert_period(str):
    """Makes sure a string ends with a period."""
    if str[-1].isalnum():
        return "%s." % str
    else:
        return str

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