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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 _merge_ranges(self, plots, xspecs, yspecs):
 """ Given a list of other plots return axes that are shared with another plot by matching the dimensions specs stored as tags on the dimensions. """

        plot_ranges = {}
        for plot in plots:
            if plot is None:
                continue
            if hasattr(plot, 'x_range') and plot.x_range.tags and xspecs is not None:
                if match_dim_specs(plot.x_range.tags[0], xspecs):
                    plot_ranges['x_range'] = plot.x_range
                if match_dim_specs(plot.x_range.tags[0], yspecs):
                    plot_ranges['y_range'] = plot.x_range
            if hasattr(plot, 'y_range') and plot.y_range.tags and yspecs is not None:
                if match_dim_specs(plot.y_range.tags[0], yspecs):
                    plot_ranges['y_range'] = plot.y_range
                if match_dim_specs(plot.y_range.tags[0], xspecs):
                    plot_ranges['x_range'] = plot.y_range
        return plot_ranges