text: 
  #%%
  fileName ="PathaoFoodDeliveryData"
  
  
  #%%
  import pandas
  
  
  #%%
  data= pandas.read_csv(fileName)
  
  
  #%%
  data_sorted = data.sort_values(['item_id'], ascending=False)
  
  
  #%%
  data_sorted
  
  
  #%%
  setUid = set(data["user_id"])
  setItemID = set(data["item_id"])
  setRestaurantID = set(data["restaurant_id"])
  
  
  #%%
  len(setUid)
  
  
  #%%
  len(data["user_id"])
  
  
  #%%
  uids = list(setUid)
  itemID = list(setItemID)
  restaurantID = list(setRestaurantID)
  
  
  #%%
  data.loc[(data["item_id"]=="fffe5f4c-384")]
  
  
  #%%
  anomalyItemID = []
  for item in itemID:
      #print(item, data[(data["item_id"]==item)]["restaurant_id"])
      #size = len(data[(data["item_id"]==item) & (data["restaurant_id"]!=res_id)])
      #print(size)
      size = len(set(data[(data["item_id"]==item)]["restaurant_id"]))
      print(size)
      if size > 1:
          anomalyItemID.append(item)
  
  
  #%%
  set(data[(data["item_id"]=="fffe5f4c-384")]["restaurant_id"])
  
  
  