How to use 'save list to file python' in Python

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def save(file_, *args, **kwargs):
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    """
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    Save the value of some data in a file.
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    Usage: save('misdatos.pypic','a',b=b)
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    """
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    f=open(file_, "wb")
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    dict = kwargs
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    for name in args:
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        dict[name] = eval(name)
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    pickle.dump(dict, f, protocol=2)
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    f.close

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def save_output(fname, data):
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    with open(fname, 'w') as f:
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        f.writelines(data)