Method get_amount_from_entry

Finance_Tracker/main.py:130–138

(self, entry)

            amount_entry.delete(0, 'end')

    def get_amount_from_entry(self, entry):
        try:
            amount = float(entry.get())
            if amount <= 0:
                raise ValueError
            return amount
        except ValueError:
            messagebox.showerror("Invalid Input", "Please enter a positive number")
            return None

    def update_plot(self):
        self.fig.clear()