関連ワード:  matplotlib plot multiple lines in one figure    python plot multiple lines in one figure    python plot multiple lines in one figure from dataframe    python plot two lines in one figure    matplotlib plot two lines in one graph    python plot multiple lines in one graph    python plot multiple line graphs in one figure    matplotlib plot multiple lines on same figure    python plot multiple lines same figure    matplotlib plot multiple lines on one graph  
結果 : matplotlib plot multiple lines in one figure