Text File Copier

#copies the contents of one text file to another.
import random
f=open("alice.txt","r")
start = input("Press the 'G' key to go!!!")
if start == "g":
    for x in range(0, 3666): #number of lines in the text file source
        lines = open("alice.txt").read().splitlines()
        myline =(f.readline())
        g=open("alice_copy.txt","a")
        g.write(str(myline) + "\n")
        print(myline)