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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 _highlight_path(self, hl_path, tf):
 """Highlight or unhighlight a single entry. Examples -------- """

        fc = self.settings.get('row_font_color', 'green')

        try:
            self.treeview.highlight_path(hl_path, tf, font_color=fc)
        except Exception as e:
            self.logger.info('Error changing highlight on treeview path '
                             '({0}): {1}'.format(hl_path, str(e)))