def get_plural(locale=LC_CTYPE):
    """A tuple with the information catalogs need to perform proper
    pluralization.  The first item of the tuple is the number of plural
    forms, the second the plural expression.

    >>> get_plural(locale='en')
    (2, '(n != 1)')
    >>> get_plural(locale='ga')
    (3, '(n==1 ? 0 : n==2 ? 1 : 2)')

    The object returned is a special tuple with additional members:

    >>> tup = get_plural("ja")
    >>> tup.num_plurals
    1
    >>> tup.plural_expr
    '0'
    >>> tup.plural_forms
    'npurals=1; plural=0'

    Converting the tuple into a string prints the plural forms for a
    gettext catalog:

    >>> str(tup)
    'npurals=1; plural=0'
    """
    locale = Locale.parse(locale)
    try:
        tup = PLURALS[str(locale)]
    except __HOLE__:
        try:
            tup = PLURALS[locale.language]
        except KeyError:
            tup = DEFAULT_PLURAL
    return _PluralTuple(tup)
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/Babel-0.9.6/babel/messages/plurals.py/get_plural