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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 truncate_entry_titles(apps, schema_editor):
 """This function will truncate the values of Entry.title so they are 255 characters or less. """

    Entry = apps.get_model("andablog", "Entry")

    for entry in Entry.objects.all():
        # Truncate to 255 characters (or less) but keep whole words intact.
        while len(entry.title) > TITLE_LENGTH:
            entry.title = ' '.join(entry.title.split()[:-1])
        entry.save()