tkinter text widget variable code example
Example: text variable tkinter
#set a variable and assign it to data type
v = StringVar()
#put that variable as the textvariable value
e = Entry(master, textvariable=v)
#then pack it
e.pack()
#to asign a value to that variable
v.set("a default value")
#to see the value
s = v.get()
print(s)