Using tkinter Class in python To plot a graph.

from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg

from matplotlib.figure import Figure 

import tkinter

# Create the default window 

win = tkinter.Tk() 

win.title("Welcome") 

win.geometry('800x600') 

  

# Create the list of options 

options_list=Flist.tolist()

# Variable to keep track of the option 

# selected in OptionMenu 

value_inside = tkinter.StringVar(win) 

  

# Set the default value of the variable 

value_inside.set("Select an Option") 

  

. 

my_menu = tkinter.OptionMenu(win, value_inside, *options_list) 

my_menu.pack() 

  

 

def print_answers(): 

    print("Selected Option: '{}' ".format(value_inside.get())) 

    

    data_view = data3.query("`ABC name`=='{}' ".format(value_inside.get())).groupby(['ABC name','Hour']).agg({'Tra': 'sum'})

    print(data3)

    fig1=data_view.plot(kind="bar",title='Graph').get_figure();

    global plot1 

    plot1=FigureCanvasTkAgg(fig1,root)

    

    plot1.draw() 

  

    # placing the canvas on the Tkinter window 

    plot1.get_tk_widget().pack() 

    return None

  

def print_clear(): 

    print("clear the figure")

    plot1.get_tk_widget().forget()

    return None

    

# Submit button 

submit_button = tkinter.Button(root, text='Submit', command=print_answers) 

submit_button.pack() 

clear_button = tkinter.Button(root, text='Clear', command=print_clear) 

clear_button.pack()