関連ワード:  matplotlib plot two lines on same graph    python plot two lines on same graph    matplotlib plot multiple lines on same graph    python plot multiple lines on same graph    pyplot plot multiple lines on same graph    matplotlib plot multiple lines on one graph    matplotlib plot multiple lines on same figure    python plot two lines on same graph with different y axis    plot two lines on same graph python matplotlib    plot two functions on same graph matplotlib  
結果 : matplotlib plot two lines on same graph