Pickle is unsafe because it constructs arbitrary python objects by invoking arbitrary functions. However, this is also gives it the power to serialize almost any python object, without any boilerplate or even. The following is an example of how you might write and read a pickle file.
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Note that if you keep appending pickle data to the file, you will need to continue reading from the file until you find what. However, there's a package called klepto that abstracts the saving of objects to a dictionary interface, so you can choose to pickle objects and save them to a file (as shown below), or pickle the objects and. The extension makes no difference because the pickle protocol runs every time.
Admittedly, the following is rather short and elegant, but too many things could go wrong, and you'd have to catch everything (don't believe me?
From the pickle.py source code: The pickle module already imports _pickle if available. What would be some sample code that would write a new file and then use pickle. I've looked at the pickle documentation, but i don't understand where pickle is useful.
I have looked through the information that the python documentation for pickle gives, but i'm still a little confused.
