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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 get_entry(journal_location, date):
 """ args date - date object returns entry text or None if entry doesn't exist """

    if not isinstance(date, datetime.date):
        return None
    try:
        with open(build_journal_path(journal_location, date), "r") as entry_file:
            return entry_file.read()
    except IOError:
        return None