Learn python from ' Head first Python ' [3] (2): Pickle

1.the use of ' with open ... '

2.the use of pickle (dump and load)

For STEP1:

The ' with open ... ' is the short format of ' try...except...finally '

For STEP2:

You can store a list with pickle.dump () and get the content again with Pickle.load ()

1>>>ImportPickle2>>> with open ('Test.pickle','WB') as data:3Pickle.dump (['a','2','et'],data)4 5     6>>> with open ('Test.pickle','RB') as ReadFile:7The_list =pickle.load (readFile)8 9     Ten>>>the_list One['a','2','et'] A>>>

When use this method, you should is care with the encoding of file, like ' WB ', ' RB '

Learn python from ' Head first Python ' [3] (2): Pickle