pickle a dictionary

import pickle #credits to stack overflow user= blender

a = {'hello': 'world'}

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

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

print (a == b)

import pickle
file_name='my_file.pkl'
f = open(file_name,'wb')
pickle.dump(my_data,f)
f.close()