Update app.py

app.py

@@ -8,7 +8,7 @@ def pd_bar():
     ax = df.plot(x='课程',y='成绩',kind='bar',title='chinese word error!', color=["red","green","purple"],rot=0)
     return ax.get_figure()
 def plt_line():
-    df = pd.DataFrame({'kc':['yw', 'sx', 'yy'], '成绩':[66, 98, 78]})
+    df = pd.DataFrame({'课程':['yw', 'sx', 'yy'], '成绩':[66, 98, 100]})
     plt.plot(df['成绩'],color='green',linestyle='dashed',marker='o',markerfacecolor='blue',markersize=20)
     return plt
 demo=gr.Blocks()