def test_get_plural():
assert plurals.get_plural(locale="en") == (2, "(n != 1)")
assert plurals.get_plural(locale="ga") == (3, "(n==1 ? 0 : n==2 ? 1 : 2)")
tup = plurals.get_plural("ja")
assert tup.num_plurals == 1
assert tup.plural_expr == "0"
assert tup.plural_forms == "npurals=1; plural=0"
assert str(tup) == "npurals=1; plural=0"
def plural_expr(self):
"""The plural expression used by the catalog or locale.
>>> Catalog(locale='en').plural_expr
'(n != 1)'
>>> Catalog(locale='ga').plural_expr
'(n==1 ? 0 : n==2 ? 1 : 2)'
:type: `string_types`"""
if self._plural_expr is None:
expr = '(n != 1)'
if self.locale:
expr = get_plural(self.locale)[1]
self._plural_expr = expr
return self._plural_expr
def num_plurals(self):
"""The number of plurals used by the catalog or locale.
>>> Catalog(locale='en').num_plurals
2
>>> Catalog(locale='ga').num_plurals
3
:type: `int`"""
if self._num_plurals is None:
num = 2
if self.locale:
num = get_plural(self.locale)[0]
self._num_plurals = num
return self._num_plurals
