Line & paragraph chopping

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from django.template import Library

register = Library()

@register.filter
def paragraphs(var, arg):
    paras = var.replace("\r\n", "\n").split("\n\n")
    return "\n\n".join(paras[:int(arg)])

@register.filter
def lines(var, arg):
    lines = var.replace("\r\n", "\n").split("\n")
    return "\n".join(lines[:int(arg)])

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