# Import tkinter as tk
import tkinter as tk
# creating a new tkinter window
master = tk.Tk()
# assigning a title
master.title("MARKSHEET")
# specifying geometry for window size
master.geometry("700x250")
# declaring objects for entering data
e1 = tk.Entry(master)
e2 = tk.Entry(master)
e3 = tk.Entry(master)
e4 = tk.Entry(master)
e5 = tk.Entry(master)
e6 = tk.Entry(master)
e7 = tk.Entry(master)
# function to display the total subject
# credits total credits and SGPA according
# to grades entered
def display():
# Variable to store total marks
tot=0
# 10*number of subject credits
# give total credits for grade A
if e4.get() == "A":
# grid method is used for placing
# the widgets at respective positions
# in table like structure .
tk.Label(master, text ="40").grid(row=3, column=4)
tot += 40
# 9*number of subject credits give
# total credits for grade B
if e4.get() == "B":
tk.Label(master, text ="36").grid(row=3, column=4)
tot += 36
# 8*number of subject credits give
# total credits for grade C
if e4.get() == "C":
tk.Label(master, text ="32").grid(row=3, column=4)
tot += 32
# 7*number of subject credits
# give total credits for grade D
if e4.get() == "D":
tk.Label(master, text ="28").grid(row=3, column=4)
tot += 28
# 6*number of subject credits give
# total credits for grade P
if e4.get() == "P":
tk.Label(master, text ="24").grid(row=3, column=4)
tot += 24
# 0*number of subject credits give
# total credits for grade F
if e4.get() == "F":
tk.Label(master, text ="0").grid(row=3, column=4)
tot += 0
# Similarly doing with other objects
if e5.get() == "A":
tk.Label(master, text ="40").grid(row=4, column=4)
tot += 40
if e5.get() == "B":
tk.Label(master, text ="36").grid(row=4, column=4)
tot += 36
if e5.get() == "C":
tk.Label(master, text ="32").grid(row=4, column=4)
tot += 32
if e5.get() == "D":
tk.Label(master, text ="28").grid(row=4, column=4)
tot += 28
if e5.get() == "P":
tk.Label(master, text ="28").grid(row=4, column=4)
tot += 24
if e5.get() == "F":
tk.Label(master, text ="0").grid(row=4, column=4)
tot += 0
if e6.get() == "A":
tk.Label(master, text ="30").grid(row=5, column=4)
tot += 30
if e6.get() == "B":
tk.Label(master, text ="27").grid(row=5, column=4)
tot += 27
if e6.get() == "C":
tk.Label(master, text ="24").grid(row=5, column=4)
tot += 24
if e6.get() == "D":
tk.Label(master, text ="21").grid(row=5, column=4)
tot += 21
if e6.get() == "P":
tk.Label(master, text ="28").grid(row=5, column=4)
tot += 24
if e6.get() == "F":
tk.Label(master, text ="0").grid(row=5, column=4)
tot += 0
if e7.get() == "A":
tk.Label(master, text ="40").grid(row=6, column=4)
tot += 40
if e7.get() == "B":
tk.Label(master, text ="36").grid(row=6, column=4)
tot += 36
if e7.get() == "C":
tk.Label(master, text ="32").grid(row=6, column=4)
tot += 32
if e7.get() == "D":
tk.Label(master, text ="28").grid(row=6, column=4)
tot += 28
if e7.get() == "P":
tk.Label(master, text ="28").grid(row=6, column=4)
tot += 24
if e7.get() == "F":
tk.Label(master, text ="0").grid(row=6, column=4)
tot += 0
# to display total credits
tk.Label(master, text=str(tot)).grid(row=7, column=4)
# to display SGPA
tk.Label(master, text=str(tot/15)).grid(row=8, column=4)
# end of display function
# label to enter name
tk.Label(master, text="Name").grid(row=0, column=0)
# label for registration number
tk.Label(master, text="Reg.No").grid(row=0, column=3)
# label for roll Number
tk.Label(master, text="Roll.No").grid(row=1, column=0)
# labels for serial numbers
tk.Label(master, text="Srl.No").grid(row=2, column=0)
tk.Label(master, text="1").grid(row=3, column=0)
tk.Label(master, text="2").grid(row=4, column=0)
tk.Label(master, text="3").grid(row=5, column=0)
tk.Label(master, text="4").grid(row=6, column=0)
# labels for subject codes
tk.Label(master, text="Subject").grid(row=2, column=1)
tk.Label(master, text="CS 201").grid(row=3, column=1)
tk.Label(master, text="CS 202").grid(row=4, column=1)
tk.Label(master, text="MA 201").grid(row=5, column=1)
tk.Label(master, text="EC 201").grid(row=6, column=1)
# label for grades
tk.Label(master, text="Grade").grid(row=2, column=2)
e4.grid(row=3, column=2)
e5.grid(row=4, column=2)
e6.grid(row=5, column=2)
e7.grid(row=6, column=2)
# labels for subject credits
tk.Label(master, text="Sub Credit").grid(row=2, column=3)
tk.Label(master, text="4").grid(row=3, column=3)
tk.Label(master, text="4").grid(row=4, column=3)
tk.Label(master, text="3").grid(row=5, column=3)
tk.Label(master, text="4").grid(row=6, column=3)
tk.Label(master, text="Credit obtained").grid(row=2, column=4)
# taking entries of name, reg, roll number respectively
e1=tk.Entry(master)
e2=tk.Entry(master)
e3=tk.Entry(master)
# organizing them in th e grid
e1.grid(row=0, column=1)
e2.grid(row=0, column=4)
e3.grid(row=1, column=1)
# button to display all the calculated credit scores and sgpa
button1=tk.Button(master, text="submit", bg="green", command=display)
button1.grid(row=8, column=1)
tk.Label(master, text="Total credit").grid(row=7, column=3)
tk.Label(master, text="SGPA").grid(row=8, column=3)
master.mainloop()
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