gui.py 文件源码

def check_click2(self, w):
        """
        This function choose the last paramter, and then call the trip_planer function to design the travel route 
        for users automatically including the attractions, hotels and restaurant recommendations based on their prefenrances, 
        and output the results in a txt file.

        Parameters: 
            w: tk.Listbox()

        Execptions:
            catch IndexError exceptions to let user choose some stuff in the listbox
        """
        try:
            if (not w.curselection()):
                raise IndexError  
            elif w.get(w.curselection()) == 'Tight Schedule':     
                t = trip_plan(Time, Bugdet, 2)
                t.trip_planer()
            elif w.get(w.curselection()) == 'Flexible Schedule':                         
                t = trip_plan(Time, Bugdet, 1)  
                t.trip_planer()
        except IndexError:
            messagebox.showwarning("Error", "Please select one of the items in the listbox")