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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 check_sentence_spacing(text):
 """Use no more than two spaces after a period."""

    err = "typography.symbols.sentence_spacing"
    msg = u"More than two spaces after the period; use 1 or 2."
    regex = "\. {3}"

    return existence_check(
        text, [regex], err, msg, max_errors=3, require_padding=False)