Update app.py

app.py

@@ -13,19 +13,22 @@ taraf_info = dataset2.to_pandas()
 cities = taraf_info['City'].unique().tolist()
 
 def subset_city_year( city , year ):
-  edges = taraf_info[(taraf_info['Year'] == year) & (taraf_info['City'].isin(city))]
-  return edges
+    edges = taraf_info[(taraf_info['Year'] == year) & (taraf_info['City'].isin(city))]
+    return edges
 
 
 
 def get_narrators( city , year ):
-  df = subset_city_year(city, year)
-  narrators = edge_info[edge_info['Edge_ID'].isin(df['ID'])]
-  return narrators['Edge_Name'].reset_index().rename(columns = {'Edge_Name': 'Teacher To Student'})
+    try:
+        df = subset_city_year(city, year)
+        narrators = edge_info[edge_info['Edge_ID'].isin(df['ID'])]
+        return narrators['Edge_Name'].reset_index().rename(columns = {'Edge_Name': 'Teacher To Student'})
+    except Exception as e:
+        return str(e)
 
 app = gr.Interface(get_narrators,
              [gr.Dropdown(choices = cities, value = ['المدينه', 'بغداد', 'كوفة', 'بصرة'], multiselect=True),
                         gr.Slider(-11,800, value = 50, label = 'Year', info = 'Choose The Year to Retrieve Narrators'),
                         ],
-                       'dataframe').launch()
+                       'dataframe', live = True).launch()