Python pipeline function sketch

gistfile1.py

import os
import cPickle as pickle 

def some_function(another_function, overwrite=False, *args, **kwargs):
    if overwrite:
        os.remove("somefilename.pickle")
        
    if not os.path.exists("somefilename.pickle"):
        # analysis / make object
        object = another_function(*args, **kwargs)
        
        f = open("somefilename.pickle", "w")
        pickle.dump(object, f)
        f.close()
        
    f = open("somefilename.pickle", "r")
    object = pickle.load(f)
    f.close()