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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def package_filter(config, message, package=None, *args, **kw):
 """ A particular package Use this rule to include messages that relate to a certain package (*i.e., nethack*). """


    package = kw.get('package', package)
    if package:
        return package in fmn.rules.utils.msg2packages(message, **config)