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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 make_type_consistent(s1, s2):
 """If both objects aren't either both string or unicode instances force them to unicode"""

    if isinstance(s1, str) and isinstance(s2, str):
        return s1, s2

    elif isinstance(s1, unicode) and isinstance(s2, unicode):
        return s1, s2

    else:
        return unicode(s1), unicode(s2)