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from django import template register = template.Library() @register.filter def html_encode(text): return ''.join(map(lambda c:'%%%x'%ord(c),text)) html_encode.is_safe=True @register.filter def html_encode_email(email): return '<a href="mailto:%s">%s</a>' % (html_encode(email),email) html_encode_email.is_safe=True