how to create a pickle file code example
Example 1: pickle a dictionary
import pickle
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)
Example 2: create pickle file python
import pickle
file_name='my_file.pkl'
f = open(file_name,'wb')
pickle.dump(my_data,f)
f.close()
Example 3: how to save a pickle file
Python 3.4.1 (default, May 21 2014, 12:39:51)
[GCC 4.2.1 Compatible Apple LLVM 5.0 (clang-500.2.79)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> mylist = ['I wish to complain about this parrot what I purchased not half an hour ago from this very boutique.', "Oh yes, the, uh, the Norwegian Blue...What's,uh...What's wrong with it?", "I'll tell you what's wrong with it, my lad. 'E's dead, that's what's wrong with it!", "No, no, 'e's uh,...he's resting."]
>>>
>>> import pickle
>>>
>>> with open('parrot.pkl', 'wb') as f:
... pickle.dump(mylist, f)
...
>>> with open('parrot.pkl', 'wb') as f:
... new_list = pickle.load(mylist, f)