Update app.py

app.py

@@ -30,9 +30,9 @@ def splitIsnad(dataframe):
 
     
 
-def get_narrators( city , year):
+def get_narrators( city , year1, year2):
   try:
-    df = subset_city_year(city, year)
+    df = subset_city_year(city, year1, year2)
     narrators = edge_info[edge_info['Edge_ID'].isin(df['ID'])]
     fixed = narrators['Edge_Name'].reset_index()
     return splitIsnad(fixed)[['Teacher', 'Student']]