def METHOD_NAME(text):
    r"""Get description defined as first sentence in the given text.
    Sentence is defined as text which ends with dot and space.
    The string is expected to contain this. The other case not handled.
    >>> get_desc_from_desc_text("Abc abc.abc abc.")
    'Abc abc.abc abc.'
    >>> get_desc_from_desc_text("Abc abc.abc abc. ")
    'Abc abc.abc abc.'
    >>> get_desc_from_desc_text("Abc abc.abc\n abc.\n")
    'Abc abc.abc\n abc.'
    """
    # this matches the sentence but gives also whole string even if it
    # is not the sentence
    text = re.split(r"\.(\s|$)", text, 1)[0]
    text = remove_unwanted_tags(text)
    # strip spaces from the ends and add the stripped dot back
    # TODO: unify the behavior with dot, some modules have it, some don't
    return text.strip() + "."