from django import template
from pygments import highlight
from pygments.formatters import HtmlFormatter
from pygments.lexers import get_lexer_by_name

register = template.Library()


@register.filter
def pygmentize(text):
    return highlight(text,
                     get_lexer_by_name('diff',
                                       encoding='UTF-8'),
                     HtmlFormatter(linenos='table',
                                   anchorlinenos=True,
                                   lineanchors='L',
                                   linespans='L',
                                   ))