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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 refresh_plugin(self, new_path=None, force_current=True):

 """Refresh explorer widget"""

        self.fileexplorer.treewidget.update_history(new_path)
        self.fileexplorer.treewidget.refresh(new_path,
                                             force_current=force_current)