Python _hash_tupleの例

コード例 #1

ファイル: test_objectmodel.py プロジェクト: mozillazg/pypy

def test_compute_hash():
    from rpython.rlib.objectmodel import _hash_string, _hash_float, _hash_tuple
    assert compute_hash("Hello") == _hash_string("Hello")
    assert compute_hash(7) == 7
    assert compute_hash(-3.5) == _hash_float(-3.5)
    assert compute_hash(None) == 0
    assert compute_hash(("world", None, 7)) == _hash_tuple(("world", None, 7))
    #
    class Foo(object):
        def __hash__(self):
            return 42
    foo = Foo()
    h = compute_hash(foo)
    assert h == object.__hash__(foo)
    assert h == getattr(foo, '__precomputed_identity_hash')
    assert compute_hash(None) == 0

コード例 #2

ファイル: test_objectmodel.py プロジェクト: zielmicha/pypy

def test_compute_hash():
    from rpython.rlib.objectmodel import _hash_string, _hash_float, _hash_tuple
    assert compute_hash("Hello") == _hash_string("Hello")
    assert compute_hash(7) == 7
    assert compute_hash(-3.5) == _hash_float(-3.5)
    assert compute_hash(None) == 0
    assert compute_hash(("world", None, 7)) == _hash_tuple(("world", None, 7))
    #
    class Foo(object):
        def __hash__(self):
            return 42
    foo = Foo()
    h = compute_hash(foo)
    assert h == object.__hash__(foo)
    assert h == getattr(foo, '__precomputed_identity_hash')
    assert compute_hash(None) == 0