how to store values from textvariable tkinter python code example

Example 1: textvariable tkinter entry

myVar = StringVar()
myEntry = Entry(master, textvariable=myVar)

Example 2: 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)