# pickle
# saving files maintaining its form
# import pickle

# write data into test.txt file
# f = open('test.txt', 'wb')
# data = {1 : 'python', 2 : 'you need'}
# pickle.dump(data, f)
# f.close()

# call data from test.txt
# f = open('test.txt', 'rb')
# data = pickle.load(f)
# print(pickle)