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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def dumpfile(item, path):
    '''
    Dump an object to a file by path.

    Args:
        item (object): The object to serialize.
        path (str): The file path to save.

    Returns:
        None
    '''
    with io.open(path, 'wb') as fd:
        fd.write(en(item))