Update app.py

app.py

@@ -94,7 +94,7 @@ def server(input,output,session):
 
 
 
-        desired_categories = ["fly ball", "line drive", "ground ball", "popup"]
+        desired_categories = ["fly_ball", "line_drive", "ground_ball", "popup"]
         
         traj_df = df_batter_2023.groupby(['traj'])['launch_speed'].count() / len(df_batter_2023)
         trajectory_df = df_batter_2023.groupby(['trajectory'])['launch_speed'].count() / len(df_batter_2023)#.loc['Oppo']