How can I use pickle to save a dict?

 Try this:

import pickle

a = {'hello': 'world'}

with open('filename.pickle', 'wb') as handle:
    pickle.dump(a, handle, protocol=pickle.HIGHEST_PROTOCOL)

with open('filename.pickle', 'rb') as handle:
    b = pickle.load(handle)

print a == b

from : https://stackoverflow.com/questions/11218477/how-can-i-use-pickle-to-save-a-dict