Python 3: An interactive deep dive/

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Pickling Without a File

Pickling Without a File

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The examples in the previous section showed how to serialize a Python object directly to a file on disk. But what if you don’t want or need a file? You can also serialize to a bytes object in memory.

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import pickle
shell = 1
print (shell)
#1
with open('entry.pickle', 'rb') as f:    
     entry = pickle.load(f)               
b = pickle.dumps(entry)             #①
print (type(b))                     #②
#<class 'bytes'>
entry3 = pickle.loads(b)            #③
print (entry3 == entry)             #④
#True

① The ...