Tkinter pandas table el evento doble clip

#https://stackoverflow.com/questions/57132958/double-click-event-on-a-tkinter-pandas-table
from tkinter import *
import pandas as pd

root = Tk()

class Cell():
    def __init__(self, master, r, c, value):
        self.master = master
        self.r = r
        self.c = c
        self.value = StringVar()
        self.value.set(value)
        self.label = Label(master, textvariable = self.value)
        self.label.bind('<Button-1>', self.click)
        self.label.bind('<Double-Button-1>', self.clip)
        self.label.grid(row=r, column=c)
    def clip(self, event):
        print(self.value.get())
        self.master.clipboard_clear()
        self.master.clipboard_append(self.value.get())
    def click(self, event):
        print(