Update app.py

app.py

@@ -18,10 +18,10 @@ import io
 import pandas as pd
 
 # Set the font to support Chinese characters
-font_path = 'msyhbd.ttc'
-font_prop = fm.FontProperties(fname=font_path)
-matplotlib.rcParams['font.family'] = font_prop.get_name()
-#matplotlib.rcParams['font.family'] = 'Noto Sans CJK SC'
+#font_path = 'msyhbd.ttc'
+#font_prop = fm.FontProperties(fname=font_path)
+#matplotlib.rcParams['font.family'] = font_prop.get_name()
+matplotlib.rcParams['font.family'] = 'Droid Sans Fallback'
 
 id2color= {1: [209, 35, 69],
  2: [216, 208, 246],