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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 load_manifests(self):
 """ Loads all plugin manifests on the plugin path """

        for path in self.plugin_paths:
            for item in os.listdir(path):
                item_path = os.path.join(path, item)
                if os.path.isdir(item_path):
                    self.load_manifest(item_path)