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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 absolute_path(self, path, start):
 """ Return the absolute public path for an asset, given the path of the stylesheet that contains it. """

        if posixpath.isabs(path):
            path = posixpath.join(staticfiles_storage.location, path)
        else:
            path = posixpath.join(start, path)
        return posixpath.normpath(path)