Low Level Design, Object Oriented, Graph Data Structure, Hashmap, Interview Questions.
raise Exception("Category ID Missing") else: cat_ids = [x.id for x in cat_ids] # First delete the node self.graph.deleteNode(prod_node) # Then add back with updated price self.addProduct(seller_id, prod_id, price, cat_ids) except Exception as e: print("Error: ", e) Remove category for a product and