x = {
    "a": 1,
    "a": 2,
    "b": 3,
    ("a", "b"): 3,
    ("a", "b"): 4,
    1.0: 2,
    1: 0,
    1: 3,
    b"123": 1,
    b"123": 4,
}

x = {
    "a": 1,
    "a": 2,
    "a": 3,
    "a": 3,
}

x = {
    "a": 1,
    "a": 2,
    "a": 3,
    "a": 3,
    "a": 4,
}

x = {
    "a": 1,
    "a": 1,
    "a": 2,
    "a": 3,
    "a": 4,
}

x = {
    a: 1,
    "a": 1,
    a: 1,
    "a": 2,
    a: 2,
    "a": 3,
    a: 3,
    "a": 3,
    a: 4,
}

x = {"a": 1, "a": 1}
x = {"a": 1, "b": 2, "a": 1}

x = {
    ('a', 'b'): 'asdf',
    ('a', 'b'): 'qwer',
}

# Regression test for: https://github.com/astral-sh/ruff/issues/4897
t={"x":"test123", "x":("test123")}

t={"x":("test123"), "x":"test123"}

# Regression test for: https://github.com/astral-sh/ruff/issues/12772
x = {
    1: "abc",
    1: "def",
    True: "ghi",
    0: "foo",
    0: "bar",
    False: "baz",
}